x2 with this. -Rotate through a bunch of different approaches/programs off this site you will both A) learn what your body responds best too and B) build your training tool box so to speak.
Something like a run of that strength program Flats links, then 12 weeks on a well laid out split like these here:( Do This Routine Instead of That Dumb One ), then 12 weeks 5/3/1 and so on