DoCoMo — Flash Messages on Screen

Address:

Gujarat

This Services Provider has found another Way to Cheat on Consumers,
Recently there has been Prohibited any Advertisements on cell phone and Calls,
Few Days Earlier I was on the go and Noticed on my Cell Phone that has Keypad Lock..
notice this "KEY PAD LOCK" WAS ON and while trying to use my phone i saw some Flash Message so, I had done Key pad lock off and there Was a Message Telling That

To ACTIVATE XXXX Scheme 30rs Month, Click on "RED BUTTON","BACK BUTTON" OR "CANCEL BUTTON"
what then i Had to do..??? they are Force fully enabling the Unwanted schemes.... How to Prevent this... and Whom to Complain for these .