This article is a step by step breakdown on how to set up the allowed locations for Pickup/Returns. This helps you to set what locations for both pickups and returns that your customer can choose. You would first need to set your fleet locations. To learn how to do so, follow this link here.
Firstly, navigate to Settings > Car Rental as shown in the picture below highlighted in dark blue.
Next, navigate to the “Advanced” tab highlighted in orange in the picture below.
Here, under “Allowed Locations for Pickup” and “Allowed Locations for Returns” highlighted in orange in the picture below, select the fleet locations that you have created.
Lastly, click on the blue “Save” button located on the bottom of the page.
To be able to allow your customer to choose a return location, you would need to enable a setting. Navigate to Settings > Car Rental and then select “Yes” under “Allow Return to Other Locations” as shown in the picture below highlighted in orange.