This is my general structure. * Background/Overview * Project Scope * Requirements (System level, or feature level) * Requirements (The things I require fro

This is my general structure. * Background/Overview * Project Scope * Requirements (System level, or feature level) * Requirements (The things I require from the client) * Project Timing and Cost * Out of Scope items or items that maybe addressed in a future phase of the project. I found this book on writing a single page proposal to be quite helpful https://www.amazon.com/One-Page-Proposal-Business-Pitch-Persuasive/dp/0060988606/ref=sr_1_1?dchild=1&keywords=one+page+proposal&qid=1620295324&sr=8-1 https://www.amazon.com/One-Page-Proposal-Business-Pitch-Pers... I haven't ever succeeded in keeping it all one page but it is a great goal.