This script gives you the opportunity to work in the border and get paid after the change. The Customs Office is not far from the airport of San Fierro
Office: Stand on the pick-up shirts and click on ENTER To pull the barrier stand on the handle which is in the box and click on the TAB To check the documents go to the door of the car on the driver's side and click on the TAB To raise the barrier stand on the handle which is in the box and click on the TAB
P.s be warned, at the Customs Office can work as car hijackers. It happens that some drivers may just drive around customs and escape, so you can shoot them on wheels. Attention! You can't get out of the mission.