If you have a question, comment, or suggestion, please send me a message – I'd love to hear from you.
If you find an issue with any of the spreadsheets, provide as much detail as possible below, and if we confirm the error, we'll resolve the problem and post a future version to the download page and notify all users.
Subscribe to my newsletter and receive an occasional blog update, a money Q&A post or notification of updates to spreadsheets.