We've rounded up 4 unique methods for writing proposal submission emails. Plus, we've got email samples for each method.A business proposal email is a persuasive sales document sent to clients to gain business. Learning how to write an effective business proposal is essential. First, you'll want to reach out to your client and gather all necessary information about their business and goals. In this article, I'll walk you through how to write an email proposal and we'll go over some samples, from different industries, you can gain inspiration from. We have reviewed ten of the best proposal templates we could find online across various industries. These proposals showcase multiple proposal formats. What are the most effective things to say in a followup email to a potential client to get a decision on a sales proposal? Use our Business Proposal to secure potential clients, outline value proposition, and convince a company to enter a business relationship with you.