1. Installation steps: Dig a hole down to main tunnel. Make sure that hole is no larger than the mole trap and that is aligned with straight section of the tunnel, and then building mole traps in the hole, pushing down firmly until it is installed on mound. Fill in tunnel entrances with soil, then release the hook safely 2. Galvanized Steel makes it can be used many times, reusable design 3. Easy to set and catch moles