Select options Pay for Lessons This payment form is for CONFIRMED lessons only and must be paid 48 hours in advance, or the instructor may presume the lesson is canceled. Fill out the form below to make a payment (PayPal / Credit Card) towards your next voice lesson with a Certified Throga Instructor. All lesson payments are non-refundable. Cancelations and schedule changes must be made with at least 24 hours notice, or the lesson is still paid in full. Please contact us via email if you have any questions.