I applied in-person. The process took 3 weeks. I interviewed at CorePower Yoga (Chicago, IL) in Jan 2013
Interview
Teaching a part of the sequence to either the instructors that you did extensions with or a group at the studio. Very low key with the opportunity to re take it I believe twice if you don't pass. If you're nervous ask a studio instructor to practice with you. They want you to pass
Its typically a group audition with a panel of experienced instructors and management. They give you about 5 minutes to teach a portion of a set sequence to see how you hold space in the room.
In order to be a yoga instructor, you have to go through an intensive weekend and then audition. They frame it as "Yes" or "Not Yet" because they genuinely want teachers to improve and grow.
It is usually a group audition teaching a specific portion of a set sequence the company they want to see that you can use their cueing formula and hold space confidently