Refund policies for our classes and workshops: Due to the diverse number of classes, workshops, summer camps, and field trips we offer, we have created a cancellation policy that gives us an opportunity to fill our schedule. You may cancel by phone or by sending an email to info@arhub.org. If you have to cancel your upcoming class, private instruction session, workshop, field trip, or summer camp registration, refunds will be given as follows: Cancellations made 30 days or more in advance of the event date will receive a 100% refund, cancellations made 15-30 days in advance of the event date will receive a 50% refund, cancellations made 0-14 days within the event date will not receive any type of refund.