Remember, the heaviest weight that is lifted through a full range of joint motion cannot be greater than the strength at the weakest point. But adding more acceleration can break that so-called sticking point.
In a broad sense G.P.P. is a balance of fitness for recovery and special strength training thru special small exercises. The small special exercises are for hypertrophy. Westside has 4 large workouts a week and 4 small workouts for recovery or building one or two muscle groups.