Snag some stickers and create some star constellations for a no-holes art piece you can make any size for any room, as seen on A Subtle Revelry. - DIY Wall Art: 10 Fun & Affordable Ideas to Add Personality to a Rental
The most innovative book arrangement: Cool DIY pipe book shelf.for the industrial looking living room.all parts can be bought at home depot, and they will even thread the pipe for you there to the length that you need it! Maybe for bedroom idea.
Concrete and galvanized pipe add an industrial chic look to a room. This DIY project combines both those materials for concrete and pipe shelves. Click through for the tutorial by Ashley from Simply D (Diy Bathroom Wood)