I use the blue painters tape and newspaper on the windows. If you apply the polish sparingly and not lift the pad while it is turning you shouldn't get much splatter. Sal329 is correct.
I'm a sealant topped with carnuba type. I've read all the blogs about the differences between the boutiques and generics, have done some testing with several and found................it doesn't really matter what sealants or waxes you use if the preparation is good. I only use a pure carnuba...