Get everything you need to know about writing a consulting proposal, including templates and examples to guarantee your success. A consulting proposal is a document that outlines everything that you, as a consultant, would deliver for a potential project or client.In this guide, we'll deliver design tips and unique consulting proposal templates so you can get started on building winning proposals right away. The following procurement opportunities are available with WorkSource Montgomery. Click on a title below for more details about an opportunity. Access ready-made forms and effortlessly edit them to your specific case. Create a new Consulting Business Plan Template.