Establish your budget guidelines with this budget proposal template. Grab your free template and customize it into a Word doc or a PDF file.Create a Proposal Budget. Once you have completed the Funding Proposal (FP) SmartForms, you will need to enter your project budget prior. This blog will cover how to get your projects funded using SlideTeam's worldclass Budget Proposal Templates. A budget is a financial proposal that reflects the work proposed. Below, you can see a detailed project budget proposal template. This budget outline is a generalized format that will provide a good basis for most proposals.