A modular garage is a practical option if your home doesn't have an attached garage. You may build your own wood or steel portable garage from a kit or order one fully assembled. Suppose you've acquired a large two-car portable garage, yet currently own one vehicle. Depending upon your interests, you might utilize the extra space for anything ranging from a private writing oasis to a photography studio. Before you begin the conversion, you might want to consider hiring a contractor for electrical wiring of your portable structure.