Using a home-building cost spreadsheet is a great way to get a good idea of how much money you will need to set aside for your next construction project. You can use this tool to get your home building budget together so that you can avoid wasting money or getting it wrong when it comes time to put the final touches on your home. It is also a great tool if you are building a home for the first time and want to know how much money you can expect to spend to get it completed.