After successfully installing QuickBooks, the add-on links in it will help users to easily create, send and track invoices from their Gmail account. In this way, users can take care of invoicing from their Gmail account, which will help in maintaining updated records, without extra hard work. The details of customers, products, and services will also be showcased through this integration. If you are a Gmail user then you can subscribe to QuickBooks and use QuickBooks Invoicing Add-on.