...It should give you practice in learning/use of Invoicing, and installing on the desktop, and programming in vba and MS-Access. Note that the free MS-Access Runtime is with the download . You need MS-Access if you want to work with the program code or print reports (part of Office 365).
The program processes Invoicing, Appointments, and Quotes, and produces reports for A/R, Inventory, History and Accounting Purposes.
See the readme file, and manual for greatest use of this App. It is derived from a previously written APP. The application now has an Appointment feature.