Toilet Finder - Never be without a bathroom again. This app does exactly what it says; And it allows user contribution so if you find a new toilet, you can add it and help others. It’s pretty win-win for all of us.
Your home folder is always located on the startup drive, the same one that houses the OS. Storing the home folder on another drive may be a much better choice, especially if you want to increase the performance of your Mac by installing an SSD.