Try the following ideas in order to make your garage more efficient for your needs.  

1.)   Consider sound proofing your garage.  This is very important if your garage is attached to your home.  This will give you some privacy while other members of your family work in the garage.  You will not have to listen to all of the loud noises that may be produced out their on a daily basis. 

2.)   Take some time and review your garage layout.  You may have noticed that you do not have a lot of space when it comes to your garage.  Because of that, you may need to really identify ways to organize your garage storage space.  This may take some time and it might be very stressful in the beginning but it will be worth it in the end. Installing shelves within the sides of the garage as well as building shelves that hang from the top.

3.)   Identify if your garage is insulated properly.  When your garage is attached to your home, it needs to be insulated properly in order to help keep it warm in the winter and cool in the summer.  If it is not insulated properly you may need to invest some time and money into insulating it properly.  You will be glad that you did this once you see the difference that it makes in temperature. Insulation will also help keep mold form growing on items that have been stored in the garage. With proper insulation you will have decreases in humidity, which is the key component for mold to grow.

Lubricate: Periodically clean the tracks and lubricate them with penetrating oil or silicone spray. Lubricate hinges and rollers.

Tighten and Clean: Tighten screws on hardware, and clean hinges and rollers. Keep the door sealed and painted along the edges to prevent moisture damage to the door.

Take Care of the Lock: Use graphite spray to the lock.

Inspect Regularly: Inspect the springs. replace any springs that develop bulges or are unevenly spaced. Make sure you have safety cables installed in the springs on any one-pieced garage door.

Weather-Stripping:  Weather-stripping should be nailed to the outside of a roll up garage door as while as to both sides and the bottom. On a swing up garage door only the bottom portion of the garage door needs to be weather-stripped.

Roll-Up Garage Door: A roll-up garage door consist of two tension springs. The tension springs are located on each side of the garage door or a single spring that extends across the top of the garage door opening.

Swing-Up Garage Door: A swing-up door, also called a one-piece door, pivots on hinges and usually has springs on each side to adjust the balance.