Foundation is a type of skin colored makeup that, when applied, makes your face appear clean and uniform. Liquid foundation is one of the forms of foundation because it's easy to use and offers great coverage. There are 3 ways to put on liquid foundation: first is to Applying Liquid Foundation with Your Fingers. Second is to Applying Liquid Foundation with a Sponge. The Third way is to Applying Liquid Foundation with a Foundation Brush. No matter which way, you need to choose the right foundation.