How does the next paragraph end?

How to install shiplap
Find the vertical studs behind the drywall.
Run an electronic stud finder horizontally along the wall until you can locate the studs. The stud finder will flash an led bulb or emit a beeping sound when it's placed over a stud.
Work slowly so that you can be precise, and aim to mark the exact center of each stud. Use a pencil to place a light mark at the center of each stud.