There are several elements that are instrumental in a successful book proposal. A book proposal should not only showcase your writing, it should also make your credentials come alive. It will explain the unique qualities of your work, give a look at the competition, help an agent or editor visualize the look and feel of your book, and show your marketing ideas. Ask yourself the following questions:
• Will this proposal idea maintain interest throughout? Will it reflect what was presented in the query letter?
• Will this proposal have a unique slant on new material on the subject, one that separates it from other books in the market?
• Can I demonstrate that this book will have a wide enough audience to warrant its being ...