Keep like with like in the garage too, it will make things easy to retrieve for each job and will help to keep it tidy all year long.
Group clothing by type; hang all pants together, dresses together and shirts together for easy access. Then organize by colour in each category, keeping season clothes separate. If space is limited, store seasonal clothing elsewhere.
Set your stuff free; give yourself freedom of time and space; mental, physical and emotional. Less truly is more.