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5 Grant Writing Mistakes That Are Costing You Funding

January 12, 20263 min readMarcus Thompson
5 Grant Writing Mistakes That Are Costing You Funding

Every year, billions of dollars in grant funding go unawarded because applications fail to meet basic requirements. After analyzing thousands of grant applications, we have identified five critical mistakes that consistently lead to rejection.

Mistake #1: Ignoring the Evaluation Criteria

Every grant has specific evaluation criteria that reviewers use to score applications. These criteria are usually listed in the funding announcement, yet many applicants ignore them completely.

The Fix: Before writing a single word, create an outline based on the evaluation criteria. Make sure your narrative addresses each criterion directly. Use the same language the funder uses.

Mistake #2: Vague or Unmeasurable Outcomes

Funders want to know exactly what their money will accomplish. Statements like "we will help the community" or "we will make a difference" tell reviewers nothing.

The Fix: Use SMART outcomes that are Specific, Measurable, Achievable, Relevant, and Time-bound. Instead of "help students succeed," write "increase graduation rates by 15% among 200 participating students within 24 months."

Mistake #3: Budget Errors and Inconsistencies

Budget mistakes are among the most common reasons for rejection. This includes math errors, costs that do not match the narrative, and expenses that are not allowable under the grant program.

The Fix: Triple-check all calculations. Make sure every budget line item is mentioned in your narrative and vice versa. Review the funder's cost principles to ensure all expenses are allowable.

Mistake #4: Missing the Deadline

It sounds obvious, but late submissions are more common than you might think. Federal grants have hard deadlines with no exceptions.

The Fix: Set internal deadlines at least one week before the actual deadline. This gives you buffer time for technical issues, last-minute changes, and the inevitable delays that come up.

Mistake #5: Not Demonstrating Organizational Capacity

Funders need confidence that you can actually complete the proposed project. Many applications fail to adequately demonstrate the organization's ability to deliver.

The Fix: Include specific evidence of your track record. Mention relevant past projects, staff qualifications, partnerships, and infrastructure. If you are a new organization, emphasize the experience of your team members.

How AI Can Help

GRANTPATH.AI's proposal review tool analyzes your application against common mistakes and funder criteria. Get instant feedback on your draft before you submit, catching errors that could cost you funding.

Take Action Today

Review your last rejected application against these five mistakes. Chances are, at least one of these issues contributed to the rejection. Fix these problems in your next application and watch your success rate improve.

Marcus Thompson

Marcus Thompson

Senior Grant Strategist

Marcus Thompson brings 15 years of federal grant writing experience to GRANTPATH.AI. He has helped organizations secure over $50 million in federal funding and specializes in NIH, NSF, and DOE grant programs.

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