A DIY "hidden" kitchen cabinet packs plenty of canned good storage into a narrow space.
Rubbermaid Paint Buddies. Put your left over paint in them and retouch anytime you want... Wow!
Shred, scan, or store? This is beautiful. I might be a touch on the Type A side, but doing this sort of thing once a year is a beautiful thing.
Use a hot glue gun to apply a zig zag pattern on the arms of your plastic hangers to prevent all your wide-necked shirts from falling off. Genius!