You probably have guests coming for the holidays, so how can you make your guest bathroom more homey? I use one for TP storage and the top holds lotion, room spray, and extra toiletries in my home.
You can also brighten up a room by using an old box as a planter. There are a lot of crates with colorful print, such as this old advertising box on Storybook Life:
You can also stack old cartons to create shelving, which can either reside on the wall or stack on the floor. I like the rustic look of this wall unit created with apple crates (thanks Apartment Therapy!):
How would you use an old crate?