How do I sell eye drops from my practice's stocked items?

The following instructions are to sell eye drops from your practice's stocked items.

Instructions

Open an existing pending invoice, or create a new invoice.
Click '+ Add.'
In the Select Invoice Item modal, select the appropriate category.
Select the appropriate product. Note: This action displays the Physical Inventory section.
In the Physical Inventory section, select the appropriate product.
Click 'Close.' Note: The product selected displays within the invoice.