I have the following tables: tblSales, tblCustomers, tblEmployees, tblInstall, tblCreditCheck.
There are 6 products in 2 categories: Sky: Sky A, Sky B, Sky C and Phones: 3G - A, 3G - B (these are related by tblProducts to tblSales)
tblSales has lngCustomerID and lngEmployeeID. I want to be...