One of the best ways to get good deals on Broadway and Off-Broadway tickets is to join the Playbill Club at Playbill.com. It’s free and easy to join. Here’s a link to the sign up form: http://www.playbill.com/club/join/
Once you join, you’ll receive ticket offer announcements delivered to your email box. They’ll provide promo codes that you can use online, by phone, or in person at the theater box office. Deals on pre-sales of upcoming shows and show previews are often available. Ticket offers for Rocky and Bridges of Madison County were recently released.
It’s a great resource. Sign up now.