12 TMs are not enough, especially with 4 hour shifts.
I got 5 TMs on repacks/carts, 1 chemicals/paper, 1 bowler, 3 softlines/Babies, 1 pipo, 1 Electronics/Toys/Sporting Goods(who also help bowl) 1 trash (2 hrs to help push, 2 hrs to do trash), 1 in B, and at least 3-4 TMs pushing casepacks...