Vodacom is harassing me every day

<p>Vodacom phones me non stop everyday to try and get me to change my account from a medium contract to something else, every time I tell them I am happy with it as it is, but an hour later they phone again!! Last Wednesday I received 9 phone calls from vodacom, Thursday 3 calls and today 3 so far. The numbers that they phone from is ********** , ********** and ********** .</p>