Find a dance studio in your area that teaches modern dance lessons. You can find a studio in the phone book or on the Yellow Pages Web site (see Resources below). Some junior colleges offer lessons on modern dance steps, too.
Check your local recreation and park district for classes. They are often less expensive and offer beginner through expert levels.
Buy a modern dance video that offers step-by-step instruction. You can find videos online or at your local retail store.
Hire a personal instructor if you discover that you are very passionate about modern dancing. With a personal instructor you can get the attention that is necessary to perfect your moves.
Search the Internet for local modern dance groups. Craigslist is a good Web site to search for groups in your specific area (see Resources below).
Practice on a regular basis. Some steps are trickier than others and may require extra practice.