Definitely sounds like what I mentioned before, just a specific location that has a severe bug with it's network.
I'd have all of what you just said written down to tell them so that they don't give you the run around. Give them dBm results, speed test results ect... I think you'll get their attention when they test your area.
I'd have all of what you just said written down to tell them so that they don't give you the run around. Give them dBm results, speed test results ect... I think you'll get their attention when they test your area.