If you're waiting, look to your left. Look to your right. It's interesting to view the other drivers and see how they are reacting to waiting. Read their tells. Most of all, relax & have fun! ;)
The strategic importance of San Clemente lies in its placement at a major route of egress from the immediate border beyond the international boundary and to effect border security in the border area.
Don't wear plaid or you'll get an extra grilling of where you're going, where you came from, why you're going where you going, why did you leave where you just left, address of destination...