They have built - in holds for mounting other objects on top of the bench so you can create your own work table or anything else you need. (geekwrapped.com)
You should place your left leg on the bench, and place the left hand on the other top of the bench to make a support. (fitgirlsdiary.com)
Experiment with placing your feet on top of the bench, instead of on the floor. (bodybuilding-wizard.com)