Systems and methods involve implementations such as a system including (I) a box assembly including a base, a first side, a second side, and an interior area, wherein the first side being oppositely positioned across the interior area from the second side, the first side including a protrusion extending from the first side away from the interior area, the second side including a protrusion extending from the second side away from the interior area, and the protrusion of the first side being at a different elevation than the protrusion of the second side with respect to the base.