Via Customers
1. Go to Customers.
2. Click your Customer's Name.
3. Click on the Trip Name for which this charge is applicable.
4. Scroll down and click Add Charge.
5. Enter the Description and Charge Amount.
6. Click Save.
Via Bookings
1. Click Trips, then Bookings.
2. Click on the Date of Purchase for the appropriate booking.
3. Scroll down and click Add Charge.
4. Enter the Description and Charge Amount.
5. Click Save.