PRofESSIONAL — network,confirmation of bill/payment

sir,
very sorry to say that the undersigned is making complaints for the last more than one and half years for the network problem, unwanted reminders. making humble requests but are misbehaved, behaving in unwanted manners, lot of comlaints are there what to do? how to behave? how to request? excutives are escaping themself, twisting the fact, making fool. so please let me know as how to proceed or if this is the culture of the company? consumers are behaved like they are under the control of vodafone.
therefore, you are humbly requested to please let me know how to proceed i shall be highly oblige.
rakesh