About 1 year ago I started getting numerous letters advising that I must upgrade my existing Comcast phone service soon with a new modem to improve service and lower my monthly cost or face eventual service disconnection. I was then told by a phone rep that my cost would drop from about $55/mo to about $35/mo. I agreed and they installed a new phone modem and the bill dropped to about $40/mo. for the past 12 months. Today my bill came with an abrupt new rate of $60/mo. Their rep said my service was a 1 yr promo rate and now it'... read full review »