How can I efficiently organize and maximize storage space by building shelves in my garage?

To efficiently organize and maximize storage space in your garage by building shelves, follow these steps:

1. Measure the available space and plan the layout of the shelves to fit your storage needs.
2. Use sturdy materials such as wood or metal for the shelves to ensure they can hold heavy items.
3. Install the shelves securely to the walls or ceiling to maximize floor space.
4. Utilize adjustable shelving units to customize the storage space for different items.
5. Label and categorize items on the shelves to easily locate and access them when needed.