Vodacom *****ing my data ? Data bundle going missing

<p>Hi </p> <p> </p> <p>My data bundles are dissapearing . from 5gig to 3.42gig to 3.24gig to 3.2gig and my data route is not even on , and this is now the 2nd month </p> <p>When I phoned them , they told me they will do an investigation and get back to me , the funny thing is that nobody is getting back to me me . When qouting my ref number , they simply tell me they will get someone to call me back </p> <p> </p>