This cache can help with several challenges. Rhyme Time Challenge, California Multi Cache Challenge, and maybe more.
This is a simple 2 stage multi. GZ should take you to a small ADT sign posted on a door (It's missing 1-800-369-0996). "Secured by ADT" with an 11 digit phone number. Add the first 4 digits together to get X, Add the last 7 digits together to get Y.
N = X*Y+284 and W = (-X+Y)*7+60
The final is at N38 00.N and W122 16.W.
Check sum for all digits is 49