Airtel Prepaid
Auto renwed for subcribre

My prepaid telephone no 9818623186. few day by mistake i push the no 5 batton, than after message received thank you for subcribe. than after my less Rs 10. But yesterday one message received auto renwed for subcribe and less Rs 10. one thing without willing how can you auto renewd the message. this just cheeting to me. I will hope that nex time not repeat this same.