Magic Eraser: cut a piece off and float it in your toilet overnight and no more toilet ring -clean window screens when they are still in the window- The website has a list of about 100 uses! Gonna try em! I do love my magic erasers!
Punch a hole in the top of a bottle of vinegar & sit the bottle in your toilet tank. In doing this you will save water, as the tank wont fill as much, the vinegar will clean your toilet & tank on each flush, it leaves the bathroom smelling fresh