Why can't I get bars in Houstons Bush airport? Why can't I get bars in Houstons Methodist Hospital? Why when sitting in my home does my phone beep from time to time and when I look to see what is wrong it is telling me that there are NO BARS. We came to AT&T for the roll over minuets but they are not to much good when you can't use them. When we had Verizon we had better coverage than we do at AT&T. We were on vacation not long ago and a voice mail was posted on our phone as being sent 2 days before it got to our phone. We will more than likely go back to Verizon at contract time. read full review »