How to create your estimates in QuickBooks, email them to customers, and then convert them into invoices after you complete the work
Start raising quotes on-the-go with the QuickBooks Mobile App.
How to Create and Send Statements in Quickbooks online
How To Receive Payments - Apply Payment in Quickbooks online
If you have more than 2 bank accounts (*or you have Petty Cash) make sure that you select the correct bank accounts (Or Select Petty Cash) details in which the deposit was paid into.