On the parts invoice report, service invoices with no parts booked to them have a “0.00” in all columns.
The Parts Invoice Report column’s headings are as followed Retail, Sale, Discount, Profit, Profit %, Actual cost, and VAT.
When looking at the totals box at the bottom of the page, the profit % is only calculated and displayed line by line.
To check your totals agree to use either of the formulas below.
Retail Column - Sale Column = Discount Column
Sale Column - Actual Cost Column = Profit Column
Profit Column / Sale Column = Profit Percentage