Thank you for entrusting The Quantum Academies to increase your knowledge of electro-physiological reactivity biofeedback. We strive to provide the epr biofeedback community with the foremost education and training available and we are dedicated to providing excellent customer service. Our products and services are non-tangible and once delivered through electronic channels each item purchased is in control of the customer and deemed to be a completed transaction once delivered. These non-tangible items are not refundable. If you should have any problems with your purchased items please let us know via email through the following address: (firstname.lastname@example.org). Thank you.