Hi Toni! BB (at least the phase I am in) is based on single sets, super sets, and giant sets. You start with 15 reps for a set, take a break, do 12 reps , take a break, and then do 8 reps (sometimes followed by a drop set). For all of the sets yesterday I used 17.5lbs, 20lbs, 25lbs, and then...