A good proposal makes the problem and the fix obvious
A proposal is not a list of ideas -- it is a document meant to persuade the reader. It should be able to answer "why now?" clearly, with the background, the problem, the solution, the execution plan, and the expected impact all connected in a single, coherent line of reasoning.
Put the summary before the details
Decision-makers are busy and often only have time to skim. Lead with a short, plain-language summary of the ask and the payoff, and push the detailed justification, data, and appendices to the back. That way, even a reader who only has thirty seconds walks away with the key point.
Frequently Asked Questions
How is a project proposal different from a status report?
A status report summarizes work that has already happened, while a proposal is written to suggest and get approval for something you want to do going forward -- that is the main difference.
How long should a proposal be?
There is no fixed rule, but summarizing the key points in one or two pages up front and placing supporting detail afterward lets even a busy decision-maker grasp the core idea quickly.