WELCOME TO PERFORMERS THEATRE WORKSHOP - ACT, DANCE, & SING! (PTW) The PTW app allows you to see important details at your fingertips: register for classes and private lessons, check your schedule and the PTW calendar and view your transaction history. You'll also receive important notifications about closings due to weather, special discounts and upcoming events. The PTW app is an easy-to-use, on-the-go way to access important PTW details right from your smartphone.