By folding up your plastic grocery bags they will take up less space allowing you to store more of them. I think this is way too time consuming to do with most of mine since I use them for small trash cans and go through them pretty fast. However I always keep a few folded ones in my Purse, Car, Diaper Bag, Pool and Gym Totes
When your apartment is smaller than most of your suburban friends' bedrooms, space for extra appliances can be a serious problem. There's no room on the counter for your blender or you have to keep your seldom-used game console tied up to the TV all the time. But the biggest problem with storing small appliances and devices are those too-long power cords that seem to drag behind you as you lift and carry.