You can use debit/credit card options that are used inside of Paypal. Other than that, we unfortunately do not support anything besides Paypal.
When you cancel, the subscription will continue until the end of the month. Afterwards. the premium services on your account will be expired. Any abuse of the cancellation system will result in a ban from purchasing.
We do not provide refunds unless under special circumstances. When purchasing, you agree to purchasing a virtual item. If you have any questions regarding our products, please contact us on our forums.