You want to ask questions about . . . You can sabotage a fine proposal if it lacks an evaluation section or if the section is written haphazardly or is poorly thought out. Evaluation tells you how you will measure your project's effectiveness or research results. It requires data collection and analysis. In research proposals, indicate how you will measure and describe your results using statistical tests.
Data collection is crucial for evaluation of both research and project proposals.
Therefore, plan for it in your proposals and before you ever begin your project or research.