It's safe. It's owned by Randy Petersen, the same person that hosts this site. He's stated before that they don't have any additional access to what you would have by phone, but if you want to save time and hassle they're very easy to work with. I used them for the Olympics because it required calls on very specific dates (330 days out) and flexible itineraries, and I just didn't want to spend the time on it. I looked at it as my contribution towards FT, or the parent company, for all they've given me over the years.