If you are required to apply an allowance/charge to your invoices, see attached guide to manually apply to each individual invoice.
Applying an adjustment/allowance to an Invoice
Step 1: Click Create Invoice at the top of the page
Step 2: Enter the desired Invoice #
Step 3: Click + Add an adjustment towards the bottom of the invoice pop-up screen
Step 4: Apply the allowance type
Step 5: Provide an allowance description
Step 6: Apply the adjustment type (flat rate or percentage)
Step 7: Provide the adjustment amount
Step 8: Click Generate Invoice
If you need further assistance you can reach out to firstname.lastname@example.org.