Vodafone — unwanted reduction of balance

Address:

East Delhi, Delhi

Dear sir.
My name is dr.sunil kumar.. I am using vodafon connection from last 7 to 8 years..
But from last 3 to 4 months i am not happy with my telecom company.. Coz they are deducing my balance with outany reason.. They charge me callertune 30 rupees for 15 days while the actual rate is 30 rupees.
And i called to their coustmer care executive and complain against it.. And he had promise to me to return my money with in 48 hours.. But still i didnt get any amount fromgheir side. My complaint no.[protected].
Their coustmer care exctv was not giving me gud responce when i was calling him again.. And he said "balnace kisi b kimat pe bapis nahi hoga."
And on other side i am not enjoying my gprs speed happily.. Coz of them..
Twhen i complaint against gprs problem. Then they always make any excuse and advise me to change the sim. While i had replace my sim before 8 month ago. Im totally confuse. please help me sir. and take a strict action against of this telecom company. Thankew sir..