Use a magazine rack to store cans.
Use CD racks to organzine plastic container lids
Use a small pressure rod to hold spray bottles.
Pack heavy items like books into a rolling suitcase for easy moving.
Saturate a kitchen sponge with water and place it in a baggy and freeze it for a a non-drip ice pack.
Use a bread tag to hold your spot on a roll of tape.
Use a pants hanger as an inexpensive cookbook holder.
Use a hanging shoe rack to hold cleaning supplies.
Place a rubber band across the top of a paint can to wipe your brush on.
Use a can opener to open blister packs.
Use soda pop tabs to offset your hangers.
Tie a baggy filled with vinegar to your shower head to clean it.
Write on bread tabs to label and organize wires.
Place pantyhose over the vacuum head to help find small items.
Use a drinking straw to hull strawberries.
While I personally have not tried all of these tips I do find them very clever. If you have any other household tips & tricks that you would like to share please do so in the comments sections below.