To remove the Shurlok SL-100W Key Lock Box from a door handle, follow these steps: 1. Open the Shackle: Slide down the black cover to reveal the combination dials. Enter the correct combination to unlock the shackle. 2. Release the Shackle: Press the black button on the left side of the lock box. Pull the shackle up and out of the door handle. 3. Remove the Lock Box: Once the shackle is released, you can easily slide the lock box off the door handle. If the lock box is stuck, you might need to lubricate the lock or use pliers to grip the metal tab on the back of the lock box and pull it outwards.