This is one of those clever. So simple, too! Use a kitchen paper towel holder for your garbage bags in the garage. Kitchen garbage bags could be placed on one of those upright paper towel holders for under the sink storage.
What a great idea for storing tupperware! - Utilize thrifty organizers to make over the chaotic space where you stash food-storage containers. A wall file mounted to a cabinet door is an easy solution for separating plastic lids from bases.