Billingsupport.com provides real time check and credit card processing services for thousands of websites worldwide and helps you with your billing questions 24 hours a day, 7 days a week, every day of the year.
When you purchase a subscription, membership, or other product, you are issued a Member id/order id. You received your member id/order id from the online approval screen and in the email confirmation sent to you immediately after submitting your order. You should always maintain a record of your member id/order id and should use this number in any correspondence with a billing support representative. 
