Resources Congratulations! You have completed the course, Proposal Budgeting Basics. There are a number of resources on the Web, which provide samples of project budgets that might help you during the process of preparing the proposal: Nonprofit Guides has a sample budget, proposal cover letter, letter of inquiry, proposal, and other items that may be helpful to you. The Cleveland Foundation has on its Web site sample templates for a project budget request. The Bush Foundation in St. Paul, MN has on its Web site a sample budget, which includes a method for documenting sources of support, as well as expenses that include overhead.