FreeTender
Best practice7 min read · Updated 26 July 2026

10 common mistakes in the bidding process (and how to avoid them)

Most losing bids fail on avoidable errors, not price. Here are the ten mistakes that disqualify bidders most often and how to prevent each one.

Evaluators reject a surprising number of bids before price is ever considered — for a missing certificate, a wrong envelope, or a lapsed signature. These are the ten mistakes we see most often, and how to keep them out of your submission.

1. Missing the eligibility criteria

Bidding for work you don’t technically qualify for — on turnover, similar experience or a mandatory certification — wastes effort and can blacklist you for misrepresentation. Read the qualification clause first and bid only where you clearly meet it, or form a compliant joint venture.

2. Ignoring corrigenda and addenda

Tenders change. Quantities, dates and criteria are routinely amended after publication. Always re-check the portal for the latest corrigendum before you submit, and bid against the current version — not the one you downloaded a week ago.

3. Putting price in the technical bid

In a two-envelope process, any hint of your price in the technical envelope is a standard ground for disqualification. Strip rates from brochures, references and CVs before uploading.

4. Incomplete or wrongly-formatted documents

Unsigned pages, the wrong file format, missing annexures, or a scan that’s unreadable all cost marks or cause outright rejection. Build a checklist from the tender’s document list and tick off every item, signed and legible.

5. EMD errors

Wrong amount, wrong instrument, short validity, or a bank guarantee that doesn’t match the prescribed wording — any of these can invalidate an otherwise strong bid. Confirm the exact EMD requirement and, if you’re an MSME, attach the proof needed to claim exemption.

6. Leaving submission to the last minute

Portals slow down under deadline load, DSC tokens misbehave, and uploads fail. Submission closes exactly on time with no grace. Finish hours early.

7. Not attending the pre-bid meeting

Skipping the pre-bid meeting means bidding on your assumptions. It’s the right forum to clarify scope and to challenge unfairly restrictive clauses before the bid is locked.

8. Copy-pasting a generic technical proposal

Evaluators score against this scope of work. A recycled proposal that doesn’t address the specific deliverables, methodology and local context loses on quality even when you’re capable of the work.

9. Unrealistic pricing

Bidding too high loses on price; bidding far too low invites an abnormally low bid scrutiny, thin margins and delivery risk. Price to the actual scope, account for statutory costs, and keep a defensible cost basis.

10. No compliance / no-deviation statement

Many tenders require an explicit statement that you accept all terms without deviation. Silent non-compliance, or attaching your own terms, can render the bid non-responsive. Say clearly where you comply, and never introduce conditions the tender doesn’t allow.

A simple fix for most of these: build a submission checklist directly from the tender document and have a second person verify it before you freeze the bid.

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