From San Diego:

Go North on the 15 FWY. Get onto 10 FWY. and go WEST. Get off at second exit, Haven Avenue and turn RIGHT.

From Palm Springs:

Go WEST on the 10 FWY. Once you cross the 15 FWY., get off at Second Exit, Haven Avenue and Turn RIGHT.

From Los Angeles:

Go EAST on the 10 FWY. Get off at the Second Exit past the Ontario Airport Haven Avenue and go LEFT.

From Orange County:

Two Possible Ways

1. Go North on the 57 FWY., When you get to the 10 FWY., Go EAST. Get off at the Second Exit past the Ontario Airport, Haven Avenue and Go LEFT.

2. Go EAST on the 91 FWY., Get onto the 15 FWY. Going North, and go to the 10 FWY., going WEST. Get off at Second Exit, Haven Avenue and make a RIGHT.