Retention of Subscribers in the $163 Billion US Voice Services Market will be Critical for Service Providers, says Insight Research Corp.

LONGPORT, N.J., Feb. 20, 2014 /PRNewswire/ -- Facebook's $16 Billion acquisition of startup WhatsApp is the latest example of how the mature voice market is being challenged by alternative communications mediums. While the $500 billion US telecommunications service market will...

Source : http://www.prnewswire.com/news-releases/retention-...