How To Keep Track Of Remodeling Expenses . A ‘p&l’ or profit and loss report is an important document that shows how much a company earned in revenue and lost in expense in a specific period. To keep track of your renovation budget, you must have a realistic budget in place, arrived at. Keeping Track Of Expenses Spreadsheet Budget spreadsheet, Budget help from www.pinterest.com Keeps you focused on your financial goals. What are some of the best practices to keep track of the rehab expenses? If you are handy with excel you can create your own spreadsheet.