I agree with the Magic Eraser as the best way to clean.
Depending on your other decor, you could enlarge the switch plate to capture most of the finger prints or you could disguise the whole thing like this.
What is your definition of ‘best’? If you mean, for example, most impressive, that is one way to decorate. If you mean, most comfortable for you and your family, that is a different style.
In other words, what is your goal?