Structure beats length
A common misconception is that a longer, more detailed request automatically leads to a better result. Current practice guides show the opposite: better requests are usually shorter, but more structured. A clear role statement, explicit context, concrete constraints, and a clear format spec do more than extra sentences.
The output contract: the single biggest lever
One single building block makes the biggest difference, per multiple sources: the output contract. This means specifying the format, length, tone, and required sections of the desired result concretely enough that compliance can be checked – for example "answer in three sections: progress, risks, next steps, max 150 words per section" instead of "summarize the status".
One example is worth more than an extra explanation
A single concrete example of the desired result (few-shot prompting) often gives a model more guidance than several extra sentences of explanation. For recurring project leadership tasks like status reports, it's therefore worth writing one good reference example once and including it with every future request.
Practice section: four stages from vague request to usable answer
First, give context: state role, project background, and relevant facts explicitly instead of assuming them. Second, set the format: define the output contract with structure, length, and tone. Third, provide an example: include a reference example of the desired result. Fourth, iterate: check the result and refine it specifically instead of starting completely over on an unsatisfying result.