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How bidding works

How to respond to an RFP

Most advice about responding to an RFP is written for corporate sales teams answering a private company's questionnaire. In that world a missed instruction is embarrassing. In public procurement it is fatal. A city cannot waive a material requirement for you and not for the next bidder, because the entire legal justification for the sealed bid system is that everyone competed on identical terms. So the rules get enforced mechanically, and a well-written, well-priced, technically superior bid gets thrown out because a form was unsigned or an addendum was not acknowledged.

That is the difference this guide is built around. Everything below assumes you are responding to a state agency, county, city, school district, housing authority or special district, not to a Fortune 500 procurement portal. The federal process is mentioned where it clarifies a rule or sets the pattern that states copied, but the sequence, the deadlines and the disqualifiers here are the state and local ones.

Work through it in order. The first three sections decide whether you should respond at all; the middle sections are about not being disqualified; the last sections are about actually winning.

On this page

The short version

  • Responsiveness and responsibility are separate tests with separate cures. A responsiveness defect (missing bid bond, unacknowledged addendum, conditional price) is fatal at opening and cannot be fixed. A responsibility concern can be answered with more information.
  • Failing to acknowledge an addendum is the most common self-inflicted disqualification in public bidding. Check for a final addendum on the morning bids are due.
  • If a pre-bid meeting or site visit is marked mandatory, attendance is a condition of eligibility. No evaluator has the authority to excuse you.
  • Read the evaluation criteria before the scope of work. They tell you what the committee is allowed to give you points for.
  • Format instructions are requirements: copy counts, tabs, page limits, sealed and labelled envelopes, and the exact electronic portal. Treat them as scored items.
  • The moment you lose, two clocks start: a protest window as short as 72 hours in Florida, and a debrief request window of 3 days under federal rules. Calendar both before you submit.

Step 1: Decide whether to bid at all, in the first hour

The most expensive mistake in this process is not losing. It is spending 33 hours (the industry benchmark for a single RFP response, spread across roughly seven contributors) on something you were never positioned to win. Run a hard gate before anyone opens a template.

The eight questions that end most opportunities in ten minutes

  1. Am I eligible today? Prequalification with the state DOT, a state license, a public works contractor registration, an active vendor account, a required certification. In California, a contractor must be registered with the Department of Industrial Relations under Labor Code § 1725.5 to bid on public work ($400 per fiscal year), and an unregistered bid can be rejected outright.
  2. Can I bond it? If the solicitation requires a bid bond and a 100 percent performance and payment bond, and your surety's single-job limit is below the contract value, stop. See bid bonds and performance bonds explained.
  3. Can I insure it? Public contracts routinely require higher limits and specific additional-insured endorsements. Confirm with your broker, not with your memory.
  4. Is there a mandatory meeting I have already missed? Check the date before anything else.
  5. Does the wage decision change my cost structure? A prevailing wage project can move direct labor by 30 to 80 percent versus your commercial rates. See Prevailing wage and Davis-Bacon for contractors.
  6. Is this wired? Specifications naming a single manufacturer without an "or approved equal", incumbent-shaped experience requirements, a 12-day response window on a complex scope. Sometimes it is laziness, sometimes it is not. Either way it changes your odds.
  7. Do I have the past performance they are asking for? If they want three public references of similar size and scope in the last five years and you have none, your score is capped before you write a word.
  8. What is the realistic win probability, and what does the bid cost? Multiply them out. how much does it cost to bid on a government contract? walks through the arithmetic.

Two or more red answers means no bid. Write the no-bid down with the reason, because the pattern across a year tells you what to fix (bonding capacity, a certification, a reference base) to make a whole class of opportunities biddable next year.

Step 2: Read the solicitation the way an evaluator will

Read it three times, in this order.

Pass one: the mechanics

Ignore the scope entirely. Find and diary: the question deadline, the pre-bid meeting date and whether it is mandatory, the bid due date and time and time zone, the delivery address or portal, the number of copies, the format of the electronic file, the labelling instructions for the outer envelope, and every form that requires a signature or a notary. These are the items that disqualify people.

Pass two: the evaluation

Find how you will be scored. In a federal RFP this is Section M, and the submission instructions are Section L (FAR 15.204-5). State and local documents use their own headings ("Evaluation Criteria", "Basis of Award", "Selection Process"), but the content is the same. If the document says award goes to the lowest responsive and responsible bidder, there is no narrative to win on and your entire effort goes into price accuracy and paperwork perfection. If there is a scoring table, write to the weights. A 100-point scale that gives 30 to price, 30 to technical approach, 25 to experience and 15 to references is telling you exactly where to spend your hours.

Pass three: the risk

Now read the contract terms, the general conditions and the special provisions. Liquidated damages per day. Indemnification scope. Retainage percentage and release conditions. Termination for convenience. Warranty period. Response time obligations and the penalties attached. Price the risk, not just the work. Public contracts are non-negotiable after award far more often than commercial ones, so the version you read is the version you will live under for three to five years.

While you read, build the compliance matrix. Every "shall", "must", "is required to" and "submit" becomes a numbered row. This is not busywork. It is the artefact that makes the rest of the process mechanical. See how to build an RFP compliance matrix.

Step 3: Responsive vs responsible, the distinction that decides everything

If you take one thing from this page, take this. Public buyers apply two entirely separate tests, at two different moments, with two different consequences. Confusing them is why firms argue the wrong point, protest the wrong thing, and give up when they had a case.

Responsiveness: about the bid, judged at opening, incurable

A responsive bid is one that conforms to the material terms of the solicitation as submitted. The classic federal statement at FAR 14.301 is the model most states follow: "To be considered for award, a bid must comply in all material respects with the invitation for bids." The test is applied to the document at the moment of opening, on its face. It cannot be repaired afterwards, because allowing a bidder to fix a bid after prices are public would let them choose whether to compete based on what everyone else bid.

Defects that are routinely held material and therefore fatal:

  • Failure to acknowledge an addendum that changed price, quantity, quality or delivery.
  • Missing or insufficient bid security when the solicitation required it.
  • An unsigned bid form, or a signature from someone without authority to bind the firm.
  • A conditional, qualified or alternate price: "price valid subject to steel escalation" converts a firm bid into an offer the agency cannot accept as written.
  • Failing to bid all required line items on a unit-price schedule, or entering a price that materially changes the bid's obligations.
  • Missing a required subcontractor listing where state law demands one at bid time.
  • Late delivery. Under FAR 14.304 a bid received after the exact time specified is late and will be rejected, with only narrow, documented exceptions. State and local rules are typically stricter, not looser.

Defects usually treated as minor informalities the agency may waive: a missing page number, a typo in the firm's address, an omitted non-substantive acknowledgment, an obvious clerical arithmetic error apparent on the face of the bid. FAR 14.407 permits correction of a clerical mistake apparent on its face before award; anything else requires clear and convincing evidence of both the mistake and the intended bid. Do not rely on this. The line between "minor informality" and "material defect" is drawn by the agency and defended in litigation, and no agency lawyer wants to be the one who waived something.

Responsibility: about the firm, judged before award, curable

Responsibility asks whether you can actually perform. The federal general standards at FAR 9.104-1 are the template the states echo. A prospective contractor must:

  • have adequate financial resources to perform the contract, or the ability to obtain them;
  • be able to comply with the required delivery or performance schedule, taking into account all existing commercial and governmental commitments;
  • have a satisfactory performance record;
  • have a satisfactory record of integrity and business ethics;
  • have the necessary organization, experience, accounting and operational controls and technical skills, or the ability to obtain them;
  • have the necessary production, construction and technical equipment and facilities, or the ability to obtain them;
  • be otherwise qualified and eligible to receive an award under applicable laws and regulations.

Three practical consequences. First, responsibility is judged on information from anywhere (references, credit reports, past project files, the agency's own experience with you), not just what is in your bid. Second, it is curable: if the agency has a concern, it can and generally should ask you to address it, and you should answer fast and in writing. Third, FAR 9.104-1(c) expressly says a firm cannot be found nonresponsible solely because it lacks relevant history, which matters enormously for a first-time public bidder.

Statutory language like New York's (award "to the lowest responsible bidder" under General Municipal Law § 103) is doing both jobs at once: lowest is the price test, responsible is the capability test, and responsiveness is the implicit gate that decides whose price gets compared at all.

Step 4: The pre-bid meeting and site visit

Public solicitations commonly schedule a pre-bid conference, a pre-proposal conference, or a mandatory site walk. Three rules.

If it says mandatory, it is a condition of eligibility. Not a strong suggestion. Attendance is recorded on a sign-in sheet, that sheet becomes part of the procurement file, and a bid from a firm not on it is rejected without being read. Send someone even if the technical lead cannot make it, and confirm your firm's name is spelled correctly on the sheet before you leave the room.

Everything said out loud is worthless until it is in an addendum. Procurement officers say this at every pre-bid meeting and bidders ignore it every time. Verbal answers do not modify the solicitation. If a project manager tells you the existing roof deck is sound, get it into a written addendum or price the risk that it is not.

Ask the questions that reduce your risk, not the ones that reveal your strategy. Everything you ask is answered to all bidders in writing, with your question often quoted. Useful things to ask about: conflicts between drawings and specifications, unclear quantities, undefined response times, insurance endorsement wording your carrier will not issue, whether an "or approved equal" substitution will be entertained and by when, who currently performs the work and what the incumbent contract value was, and whether the wage determination attached is the current one. Do not ask a question whose answer telegraphs a differentiator you were going to spring in the proposal.

The site visit is also where you gather facts nobody else will have: the actual square footage versus the spec, the loading dock that will not take a 53-foot trailer, the fact that half the classrooms are occupied during the summer window. Those details, cited specifically in your technical narrative, are what separates a proposal that reads like it was written about this building from one that reads like a template.

Step 5: Questions and addenda, the acknowledgment trap

Addenda are the mechanism by which a solicitation changes after release: answers to questions, revised drawings, extended deadlines, changed quantities, new forms. Each is numbered and issued in writing.

Almost every solicitation requires you to acknowledge each addendum, either on a signature line in the bid form, on a separate acknowledgment page, or by checking a box in the e-procurement portal. Failure to acknowledge an addendum that materially changed the requirements is the single most common self-inflicted disqualification in public bidding, more common than late delivery, more common than a missing bond.

The operational fix is unglamorous and works:

  • One person owns addenda. Not "whoever sees the email".
  • Log every addendum by number, date, what it changed, and what it obliges you to change in your response.
  • Check the portal for a new addendum the morning bids are due. Agencies issue addenda 24 to 48 hours before the deadline routinely, and portal email notifications fail, land in spam, or go to the person who registered the account four years ago and has since left.
  • If an addendum arrives too late to price properly, ask for an extension in writing. Agencies grant them more often than people expect, and other bidders will usually be asking too.
  • Acknowledge every addendum, including ones that did nothing but answer questions. There is no downside to acknowledging a non-substantive addendum and a total downside to missing a substantive one.

Step 6: Pricing, forms and certifications

The pricing schedule is a legal document, not a spreadsheet

Use the agency's form. Do not rebuild it, do not add columns, do not attach your own quote in place of it. On unit-price schedules, check that unit price times quantity equals your extended price on every line and that the extensions sum to your total, and know which controls in a conflict, because most solicitations state that the unit price governs over the extension. Write numbers in both figures and words where the form asks for it. If the form has an alternates or add-alternates section, price every one; a blank is often read as no bid on that item, which can make the whole bid non-responsive.

Do not condition the price. No escalation clauses, no "subject to", no expiry earlier than the bid validity period the solicitation demands (often 60, 90 or 120 days). If steel or fuel exposure over a 120-day validity period is genuinely unmanageable, raise it as a question before the deadline and ask whether the agency will include an escalation provision for all bidders.

The forms that get bids thrown out

Expect some combination of the following, and treat each as a compliance matrix row with a named owner and a due date:

  • Bid form, signed by an officer with authority to bind the company
  • Bid bond or other bid security, in the required percentage and form
  • Addenda acknowledgment
  • Non-collusion affidavit, often notarized
  • Debarment and suspension certification
  • Conflict of interest and lobbying disclosure
  • References form, on the agency's template, with current contact details
  • Subcontractor and supplier listing, sometimes required at bid time
  • MBE/WBE/DBE/SDVOB participation forms and good-faith-effort documentation
  • Insurance certificate or a broker's letter of intent to issue
  • W-9 and state tax clearance
  • Prevailing wage acknowledgment and, in California, proof of DIR registration
  • State-specific certifications: scrutinized company and boycott certifications exist in several states and are mandatory where they apply

Call every reference before you list them. A reference who does not return the evaluator's call is worse than no reference, and a reference whose contact left the agency two years ago makes you look like you have not worked for them recently.

Step 7: Format, copies, sealing and the submission portal

Format instructions in public solicitations are requirements, not preferences, and they are frequently scored. Follow them literally.

  • Copy counts. "One original, marked ORIGINAL, five bound copies, and one USB drive containing a single searchable PDF" means exactly that. Short a copy and you are relying on an evaluator's goodwill.
  • Page limits. Usually apply to a specific section, exclude forms and resumes, and are enforced by simply not reading past the limit. Confirm whether a page means a side or a sheet.
  • Tab and section order. If the solicitation prescribes tabs, use those tab names in that order, even when your material would flow better another way. Evaluators score with the solicitation open beside them.
  • Sealing and labelling. Sealed bids must be in a sealed envelope or box labelled with the solicitation number, title, opening date and time, and your firm's name. An unlabelled envelope opened in the mailroom before the public opening has been disclosed, and a disclosed sealed bid is a serious problem for the agency and usually a rejected bid for you.
  • Redactions. Public bids become public records. If you are including anything genuinely proprietary, follow the state's trade secret marking procedure exactly, and assume that anything you do not mark correctly will be released to a competitor who asks.

Electronic portals

Most state and local buying now runs through Bonfire, OpenGov Procurement, PlanetBids, IonWave, Periscope, Vendor Registry, BidNet Direct or a state system. Three failure modes are worth planning around. Portals enforce file size and file type limits, and a 180 MB drawing set will be rejected silently. Portals close at the deadline to the second, and an upload in progress at the cutoff does not count. And portals frequently require you to click a final "submit" step after uploading. Uploaded is not submitted.

Upload 24 hours early. Most portals let you revise a submission until the deadline. There is no advantage to submitting at the last minute and there is a real, recurring, business-ending disadvantage.

Step 8: The public bid opening

Sealed bids are opened in public. The federal rule at FAR 14.402 (officials must personally and publicly open all bids received before the deadline, and read them aloud when practicable) describes what happens in a county purchasing conference room too. Anyone can attend. Prices are read out. A bid tabulation is published, usually within a day or two.

Go, or send someone, or get the tab sheet the moment it posts. It is free competitive intelligence you cannot get any other way:

  • Who else bids this buyer, and how many of them there are.
  • The spread. If you were 4 percent off the winner on a $2 million paving job, you are competitive and need to sharpen. If you were 35 percent off, you have misunderstood the scope or you are carrying costs your competitors are not.
  • Which line items other bidders priced differently. On a unit price schedule this exposes exactly where your assumptions diverge.
  • Whether any bid was rejected at opening, and why. That is a free lesson in what this agency treats as material.

For proposals rather than sealed bids, there is usually no public opening, often only a public reading of the names of firms that submitted, with scores released after award. That is why the debrief matters so much more on the proposal side. See how to request a debrief after losing a bid.

Step 9: Writing a technical response that scores

Everything above keeps you in the competition. This is what wins it, and it only applies where there is a scored narrative rather than a straight low-bid award.

Mirror the evaluation criteria

If the criteria list four factors, your response has four major sections with those names in that order. Evaluators frequently score with a form that lists the criteria down the left side. Make it impossible for someone to lose your answer.

Answer the question that was asked

"Describe your quality control program for this contract" is not an invitation to paste your ISO certificate. Describe the inspections, who performs them, at what frequency, on what form, reported to whom, and what happens when something fails, for this site, this scope, these hours.

Be specific about this buyer

Name the buildings. Cite the square footage from the site visit. Reference the actual bell schedule if it is a school district, the actual snow event thresholds if it is a northern municipality, the actual number of lift stations if it is a water district. Specificity is the fastest way to look like the incumbent's only real competition.

Staff it visibly

Named people, with resumes, with the percentage of their time committed, with a coverage plan for absence and turnover. Public buyers have been burned by contractors who bid a senior supervisor and delivered a rotating cast. Address that fear directly.

Transition and mobilization

If you are displacing an incumbent, the evaluation committee's largest unspoken worry is a bad changeover. Give them a dated 30/60/90 day transition plan: hiring or retaining staff, equipment on site, keys and access, training, first inspection. This single section moves scores more than any other on services contracts.

Past performance, honestly

Three to five references of similar size, scope and buyer type, with contract values, dates, contact names and current phone numbers. If you have had a problem on a past public contract, do not hide it. A two-sentence acknowledgment of what happened and what you changed reads far better than the evaluator discovering it from a reference call.

Write plainly

Evaluators are agency staff scoring a stack of proposals in addition to their day jobs. Short paragraphs, subheadings that match the criteria, tables for anything comparative, and no marketing language. A proposal that is easy to score gets scored well.

Step 10: What happens after you submit

On a sealed bid, the sequence is short: opening, tabulation, a responsiveness review of the apparent low bidder, a responsibility review, then a recommendation to a council, board or commission. Expect three to eight weeks from opening to award vote.

On a proposal, more can happen. The agency may issue clarification questions, which you must answer within a stated window (usually 24 to 72 hours) and which are part of the record. It may shortlist and hold interviews or oral presentations, in which case bring the people named in the proposal, not the sales team. It may request a best and final offer. It may negotiate scope and price with the top-ranked firm before award.

Then the notice of intent to award posts, and two clocks start immediately.

The protest clock

Protest windows in public procurement are short and jurisdictional. Miss the deadline and the merits never get heard. Florida requires a written notice of protest within 72 hours of the posting of the notice of decision, excluding Saturdays, Sundays and state holidays, then a formal written protest within 10 days, accompanied by a bond of 1 percent of the estimated contract amount. At the federal level, GAO requires protests of solicitation improprieties before the time set for receipt of initial proposals, and every other protest within 10 days of when the basis was or should have been known. Most state and local windows sit between 3 and 10 days. Find yours in the solicitation, and diary it on the day you submit, not on the day you lose. See how to file a bid protest.

The debrief clock

Ask for the debrief every time, including when you win. The federal rule gives an offeror 3 days after notification of award to request a postaward debriefing, and the agency should hold it within 5 days of receiving the request; FAR 15.506 requires it to cover your significant weaknesses and deficiencies, the awardee's overall evaluated price and technical rating, the overall ranking, and a summary of the rationale. Most state and local agencies will hold a similar meeting on request, and almost nobody asks. See how to request a debrief after losing a bid.

The submission-day checklist

Run this on the morning of the deadline, every time, out loud, with a second person.

  1. Check the portal and your email for a new addendum issued in the last 24 hours.
  2. Every addendum acknowledged, by number, in the place the solicitation specifies.
  3. Bid form signed by an officer with binding authority; company name matches your license, registration and bond exactly.
  4. Bid security attached, in the correct amount, form and validity period, with the power of attorney if a surety bond.
  5. Pricing schedule complete: every line item priced, every alternate priced, extensions correct, total correct, figures and words agree.
  6. Every required form present, signed, dated and notarized where demanded.
  7. References verified live in the last week.
  8. Insurance certificate or broker letter matches the exact limits and endorsements required.
  9. Page limits respected in the sections where they apply.
  10. Copy count and media correct; original clearly marked.
  11. Envelope or box sealed and labelled with solicitation number, title, opening date and time, and firm name.
  12. Compliance matrix walked line by line, every row marked complete with a page reference.
  13. Electronic submission uploaded and the final submit step confirmed, with a receipt or confirmation number saved.
  14. Protest deadline and debrief request deadline entered in the calendar.

If you are running this process for the first time, or running it on too many opportunities with too few people, that is the problem we solve: finding the right solicitations, running the bid/no-bid, and writing the response. Book a call and we will look at what is open in your market right now.

Common questions

What is the difference between a responsive bid and a responsible bidder?

Responsiveness is about the document: did the bid comply in all material respects with the solicitation, as submitted, at the moment of opening? It is judged on the face of the bid and cannot be fixed afterwards. Responsibility is about the firm: does it have the financial resources, schedule capacity, performance record, integrity, organization, experience, controls, equipment and legal eligibility to perform? It is judged before award, on information from any source, and it can be cured by supplying more information. A non-responsive bid is rejected; a responsibility concern is an invitation to answer.

Can I be disqualified for forgetting to acknowledge an addendum?

Yes, and it happens constantly. If the addendum materially changed price, quantity, quality, delivery or the terms of performance, failing to acknowledge it means your bid is not an offer on the terms the agency actually solicited, and it is non-responsive. Some agencies will waive non-acknowledgment of a purely administrative addendum, but you cannot count on it. Assign one person to own addenda and check the portal on the morning bids are due.

What happens if my bid arrives late?

It is rejected, usually unopened. The federal rule at FAR 14.304 treats any bid received after the exact time specified as late, with only narrow exceptions such as documented evidence of receipt at the government office before the deadline, or an electronic transmission received at the initial point of entry by 5:00 p.m. the working day before. State and local rules are typically stricter and enforced by a clock in the purchasing office, not by your courier's tracking page. Submit early.

Can I fix a mistake in my bid after it is opened?

Rarely, and only in narrow circumstances. An obvious clerical mistake apparent on the face of the bid can be corrected before award. FAR 14.407 is the federal model. Any other claimed mistake requires clear and convincing evidence of both the existence of the error and the bid actually intended, and agencies are cautious because correction after prices are public looks like favoritism. In practice, a serious pricing error usually leaves you with two options: perform at your price, or withdraw and forfeit your bid security.

Is a mandatory pre-bid meeting really mandatory?

Yes. Attendance is a condition of eligibility, recorded on a sign-in sheet that becomes part of the procurement file. A bid from a firm that did not attend is rejected without evaluation, and the purchasing officer has no discretion to excuse it. Send anyone from your company rather than nobody, arrive early enough to sign in, and check that your firm's name is legible on the sheet.

How many people should work on a public RFP response?

Industry benchmarking puts a typical response at roughly 33 hours across about seven contributors, but that reflects large organizations with proposal teams. A small contractor can run a straightforward bid with two people: one owner of the compliance matrix and forms, one estimator or technical lead. What matters is that a second set of eyes checks the matrix and the submission package against the solicitation before it goes out. The single most common failure mode is one person doing everything under time pressure.

Do I have to submit my proposal through the agency's portal, or can I email it?

Use exactly the method the solicitation specifies, and only that method. If it names a portal, an emailed proposal will not be accepted even if it arrives first. If it requires paper delivered to a physical address, an uploaded file does not count. Where a solicitation permits either, choose the portal and keep the confirmation number. It is the only proof of timely submission that survives an argument.

Should I still ask for a debrief if the margin was huge?

Yes. A large gap tells you something important: that you misread the scope, that you are carrying overhead your competitors are not, or that this buyer's price expectations put the work out of reach for you. That is worth knowing before you spend another 33 hours on the same buyer. The debrief is free, most agencies will grant one on request, and the deadlines are short: 3 days after award notice under the federal rule. See how to request a debrief after losing a bid.

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