The key to a winning job proposal is to tailor your approach, highlight your skills, and understand client needs. Read on to learn more.Here's an Upwork proposal sample and proven fundamental rules to write Upwork proposals. Here is the EXACT structure that I use for all of my proposals. I've honed this after submitting hundreds and hundreds of losers and a dozens of winners. Discover easy to use freelance proposal samples for UpWork, and learn about the best tips for writing a proposal that works. Here's the structure I'll follow in each job. Your proposal is your elevator pitch, it is your cover letter, it is your first impression, it is the first thing a potential client will see. There are 3 main parts to all my proposals. No, it's not "Intro", "Body", and "Conclusion" (these actually mess people up – more on this later).