Excel Invoice Manager Platinum - Version 2.21.1024 This is the billing software that allows you to easily manage customers, products, invoices and payments. The Platinum edition of the electronic billing software has the ability to connect to backend databases from the invoice template, and allows you to add custom fields to the Customer, Product, Invoice Header and Invoice Body tables. This makes the billing software a highly customizable billing system. The billing software uses true what-you-see-is-what-you-get invoice templates as its front end, saving your time and effort when do billing. Moreover, the billing software allows you to design your own invoice templates by dragging and dropping. The billing software also provides a completely free invoice template that can be used standalone to create and calculate invoices. This new version introduced a new feature with which overselling of product could be disabled by using a new option on the Workbook tab of the Settings window.