Billy bookcase is one of the most popular items by IKEA, and there are many ways to hack this simple piece. First of all, you can create a lot of configurations, taking some parts away or adding some. Second, you may paint or stencil it in various ways. Add color to the back of the bookcase to make the items pop! And of course, you can repurpose this bookcase into a cool closet piece, entryway storage unit, a pantry storage piece and even a jewelry case. You can also combine it with various other IKEA units making your own unique pieces. Get your dose of inspiration below!