poor reception from Vodacom

Hi . I have the same problem with the service provided. Also a very long standing client of Vodacom, but i have had months of reporting and complaining to no avail. I had a technitian come to my house and take signal measurements that show it is a valid complaint. The tech even said he can see why i am complaining. This was more than a month ago. I am tired of the promises and am seriously thinking of switching providers as they make hollow promises. I only asked for a signal booster but it seems to be a million rand installation...