Car Expense Manager v3.1 by Dico-Soft is a complete car expense tracking system for the Commodore 128 (Needs both 80 & 40 column modes).  With this software, not only can you track your usual costs like repairs, gas, miscellaneous, you can also track mileage which in turn will let you get graphs of your costs over time.

** You need to load this programs with DLOAD and not the normal LOAD.