I Y Murali, facing a problem from past four months because of weak signal and call drop in Thatichetlapalem area near railway new colony. I have given a complaint to 121(Customer care) several times, even at customer care at siripuram in Visakhapatnam and they promised to rectify the problem with in 90days (bw Aug. to Nov.). But the problem is solved or not yet to be identified and no technical team or a person as approached and asked for, is the problem rectified or still exists. I wanted to claim refund for this period (90days/Till the... read full review »