This report can be found in the report menu, under A/R Reports, Sales Analysis by Entity You must have the AR module installed in order to have access to this report.
This report will:
give you the summary of costs and sales for a specified date range
give you the option to include Rx Orders
give you the option include Stock orders
give you the option to include Addon and Edge-only orders
give you the option to include Remake orders
give you the option to include costs on the order
give you the option to include the cost of breakages
Below is an example of this report.
Average sales = total sales / unit
Average Cost = total cost / unit
Gross Margin (GM%) = (total sales - total cost) / total sales * 100