Do I Paint Trim Or Walls First. If you paint the trim first, you run the risk of the wall color splattering and having to touch it up again. Walls are primarily rolled, while the trim is exclusively brushed and can look bad if someone slops the paint on, muddling the details, and leaving permanent.
It's harder to cut a line on the woodwork.
Apply paint to the top and bottom edges of each trim piece first and then fill in the centers. Apply paint to the top and bottom edges of each trim piece first and then fill in the centers. Usually, the walls will be flat or satin finish, but the trim as a general rule, start from the top of a wall or trim piece, and work your way down. Then paint the walls ceiling trim.