Like the idea - use a board to save the walls and maybe not Velcro since it'll get gross and isn't easily cleaned. Magnets or even small hole in cup to hang on a hook? Cars, Trucks and Teething Rings: Kids Toothbrush/Bathroom Fix
Love the drying racks on the wall. Would love to have a sorting station similar to this with 6 laundry baskets stacked 3 high under the chute. That way you wash one basket and use the basket for clean folded when done.
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.