As of now we do not provide any option for cancellation of products and/or services you have purchased.
Once a product/service has been purchased by you, we cannot provide any refund, either totally or partially.
We suggest that first you go through the demos and/or free to use contents/products/services before you purchase.
If you have any questions or concerns, our Student Support Specialists are ready to assist you. You can reach us at firstname.lastname@example.org