To add a new package to the invoice that you already have in your package templates, click "Packages".
(If you need to add a custom line item, skip to step )
4
Click the appropriate package.
5
To edit the package template that's now been applied, click the arrow at the very end of the row.
6
Click "Edit"
7
Make your edits.
8
Click "Save Item"
9
If you're creating a new custom item, click "New Line Item" (if not, skip this step).
10
Insert all of the required information in the new line item.