finaly got a boat and have taken it out on lake castaic onece...i got a fish on a fluke my dad got one on a topwater and ny bro got one on a cran.... i was wondering where some of the good spots r and what some of the good techniques at this lake...thanks alot hope to see u  out there

It might be unlikely that people are going to tell you the exact locations of places.  But look for vegetation or cover that bass might hold to.  Also, look for points or interesting rocky areas.  Think about what the bass are eating and where their food is hanging out.