<p>Not all shows have a lottery, so check with the individual theaters. The procedure varies, but you have to sign up for the lottery quite early, and then come back at a certain time to see if you won. </p>
<p>You can also check the TKTS booth, which is currently located at the Mariott Hotel in Times Square. Tickets are generally 50% off. Off-Broadway shows are a great buy, as their prices are cheaper to begin with.</p>