Interior painting can be a tough work if you are not a professional. That’s why here are 5 tips to make your interior painting projects go smoother and faster while giving you a professional-looking finish that you'll surely be proud of. 1. Clean Dirty Surfaces Before Painting If you paint over dirty or oily surfaces, the paint will easily peel off. Therefore before painting, wash-off all the surfaces with heavy-duty cleaner. They work well to clean painted, varnished or enameled surfaces to improve the adhesion of the new paint. They’re ideal for cleaning greasy or oily areas like kitchen and bathroom walls and removing hand marks around light switches and doorknobs. 2. Use Cotton Floor Protector Rather Than Plastic Regardless of how careful you spill happen. While painting, any drop of paint on the floor might ruin the beauty of the room. Plastic cloths are slippery to walk on or set a ladder on and don’t stay in place. Even worse, paint spills on plasti