The Rubber Band Trick - If you need to remove a nail, criss-cross a couple of rubber bands over the top of the hammer before using the hammer's claw. The rubber bands will protect the surface that you're removing the nail from. Sweet!
How to Fold Plastic Grocery Bags - Awesome! I had my bags taking up a whole drawer and now they're taking up just a small area. It didn't take long to do and works on all sized bags (I even folded up the large target ones). Simply Brilliant idea.