For the next important quest you will need access to Palos Verdes. Unfortunately the guards at the front gate won't let you into this private luxury community. Don't worry there is a way around it. Head to Hermosa Beach. Specifically the hardware store Learned Lumber. Defeat any lingering HB goons standing near the entrance. You may have already handled them on an early mission. Find Al Borlan with his construction hat. He will offer you a special deal for defeating the HB go

The Heist begins in Roach's basement in North Redondo. After starting the heist, head over to the Pitcher House in Redondo Beach to meet with Roach. You will find Roach laying on the floor drunk. You will have to do the job without him. Head over to Redondo High, the security guards are no longer blocking the entrance. Once inside the school head over to the Science Building at the North West corner of the map. The ASB office with the maintenance tunnel keys is on the 2nd flo