Simple garage remodeling projects such as clearing a stain, adding insulation or repairing a garage door opener can be completed by active DIYers. However, if you’re converting your garage into a living area or adding any electrical or HVAC to the space, you should hire a professional. Piping, electricity and garage door springs are dangerous if handled incorrectly. Furthermore, simple mistakes garage pros do not make could end up costing you more in the long run. Therefore, play it safe and get a few quotes from garage pros before you start any garage remodeling project.