I just noticed there had been unknown charges, $14.95 on my AT&T statement since June, 2010. The third party's name is YCP Network, LLC. and says for efax services. I never authorized to subscribe it. I checked this compnay through the internet and found there were some people had the same problem. I called AT&T first, then they told me to call YCP at 1-877-257-2455. I called them and asked for a full refund. However, the lady who answered my call said that she could only refund me for 3 months back. To get a full refund, I have... read full review »