If you're looking to use a grate plate, there are a few things you should keep in mind. First, make sure that the grate plate is clean and free of any debris. Next, identify where you want to place the grate plate. Once you've found the perfect spot, mark it with a pencil or pen. Finally, using a screwdriver or drill, attach the screws (or nails) into the pre-drilled holes around the perimeter of the grate plate.