a drop box is a simple trap an area is fenced of with rabbit fencing a pit is dug and a square box 18 x18 is inserted into the hole this is to stop the rabbits digging out it is a good idea to put some mesh on the floor of the pit as well then you cut a hole in the mesh and insert the tunnel of the drop box in the fence lock the trap door so the rabbits get used to going through the tunnel which can take a bit of time when you are satisfied it is being used you unlock the trap door in the morning next day when you go to check it there should be the rabbits in the pit that have been useing th