Pre-fold and Crease the Paper

masking around this entire window and I'd be masking with just 9 in paper in my production tape. So I have this paper here. Now in order to keep the overspray from running down the wall, I'm just going to take pre fold my paper over and crease it. And then I'm going to tack that down in three places. I'd be doing this around the entire window. So I'll tack it just like this where