Are you a person who love to read and have a large collection of books? If so, then you will need enough storage units for your organization of books. But what happens if you only have limited space? Of course this will be a big problem. IKEA Billy bookcase is a simple unit with storage for limited space, but they can be a larger storage solution if you need it because Billy bookcase is customizable and can be customized according to your needs. The furniture is usually put into the wall with a closed wall closure device, can be used with or without doors. You can easily store your entire collection of books or create an original library at home, this bookshelf is also suitable placed in the study, bedroom, living room or even the dining room. Billy is very functional not only for storing books, they can also accommodate everything from your wine collection to shoes. Here are 20 Billy bookcase ideas and see how they solve your problems!