Enabling Advanced Billing

To enable Advanced Billing, follow these steps:

Go to Setup > Company > Enable Features.
On the Transactions subtab, check the Advanced Billing box.
To use Advanced Billing, you're also required to enable the Sales Orders feature by checking the Sales Orders box.
Click Save.

To create a billing schedule, go to Lists > Accounting > Billing Schedules > New.

Note:

If you decide to turn off Advanced Shipping later, you must first process all sales orders on the Transactions > Sales > Bill Sales Orders page.