• Go to the “Inventory management” / “Product/Job code management”.
• Click on the printer.
• In the bottom window,
• Select the categories (do not select the service or labour categories)
• Deactivate the instructions 
• Choose quantities greater than “0”.

When: The last day of the month at the end of operations or the first morning of the month
(option: use a saved copy): Paid service by V2V
Who: Determine who will be responsible: Controller, Parts Director and Owner (in order of priority)
What: Inventory report with the inventoried categories.

Retrieve the value of your inventory at the beginning of the month.  

• Value at the beginning of the month: A (inventory value in your statement)
• Value at the end of the month: B (GEM-CAR report)
• Inventory variation C: B-A

E.g.: Starting inventory 30,000, GEM-CAR inventory 100,000, Variation 70,000        

GL Accounting Transaction

• 1535 parts in inventory     70 0000          CREDIT     
• 5020 cost of merchandise    DEBIT            70 0000

 
Cost of merchandise sold:

• Parts sales: D
• Parts purchases: E    
• Inventory variation: F    
• Cost of parts sold G: E - F

   
E.g.:  D: 230,000, E: 240,000, F: 70,000, G: 170,000 

• Profit on parts:  230,000 – 170,000 = 60,000

• Profit margin: 60,000 / 230,000 = 26.1% (what margin should I have on my parts? FAQ )

• Go to the PDV and click the button "Old Core".
• When: End of the month
• Validation of credit entries
• Deletion of cores with credit memo

Note:

• Send cores and credit entries of cores via Purchasing Dep (it is up to you to decide who is responsible)
• The uncredited cores must be deducted from the cost of merchandise sold

Transaction of expected core credit:

Core GL transaction
YYYY expected credit             DEBIT            X
5020 cost of merchandise          X           CREDIT