free miised call trick in airtel new 2012 demanded

Now Airtel prepaid user will get free miss call alert (MCA) for 90days without paying Rs.15/ months. All old tricks are not working due to airtel closed all tricks related with MCA center number. This is not a trick, its a legal offer by airtel so we can activate in any balance. How to Activate? just dial *888*1# and choose option 1 to activate , You will get the reply “ reply 1 to activate, free for 90 days”, reply with 1 and wait for 2hours. Hurray you activated free MCA for 90days. (after 90days just deactivate, and reactivate it again).
OR
simple just send sms OFFER to 54321 directly missed call allert is activated on yor no for 90 days free