From the south:
Take the Seneca Street exit. At the first light, turn right onto Sixth Avenue. At the next light (which is University Street), turn right into the third lane (past the barrier -- the first two lanes are the freeway entrance). The garage will be on your left. Follow the signs to the Two Union Square elevators.
From the north:
Take the Union Street exit, and move immediately into the left lane. Turn left at the first light (which is Seventh Avenue) into Union Square. The garage will be on your right. Follow the signs to the Two Union Square elevators.
From the east:
Take the I-5 North (Vancouver) exit. Then take the Madison Street exit. At the light, turn left onto Madison Street. At the next light, turn right onto Sixth Avenue. Proceed through two lights to University Street. Turn right into the third lane (past the barrier -- the first two lanes are the freeway entrance). The garage will be on your left. Follow the signs to the Two Union Square elevators.