The price plans give you a certain number of hours for a validity depending on the plan. The hours will be credited in your account and you can pre-book the sessions of you choice. You can use the hours for any of the scheduled class in the calendar. Please note, the subscription to any plan is not for a particular course but number of hours accessible for any course over the valid period. The validity or the hours will not be extended beyond the subscription. Drop-in fee for each session of 1 hour each is INR 600 Only, which can be booked directly from the schedule calendar.