Performance of wireless service providers has improved:
The performance of wireless service providers has improved in respect of all the quality of service parameters such as call set-up Success Rate, Call Drop Rate, connection with good voice quality, metering and billing credibility etc, according to Telecom Regulatory Authority of India's Indian Telecom Services Performance Indicator Report for the quarter ending December 2011, released on Friday.
Verizon Wireless made significant improvements in customers' satisfaction with customer service calls in 2012, according to the latest study on phone-based customer service quality conducted by Vocal Laboratories Inc..