If you were wondering how to display the In and out ( entry and exit ) of mileage on your estimates or invoices, here is how to : 

1. Go to Configuration/General information

2. Activate option 118.

3. Restart GEM-CAR

4. Go to POS and create a new estimate or open an existing one

5. When you click on the mileage field, the box will open automatically.

6. Enter entry mileage in the first field.

Note: If there is no entry mileage when the user tries to close the invoice - the following validation message will be displayed: