If I got veeti's joke then I think what he was trying to say was that it's nearly impossible to get Google on the phone unless you're a corporate customer. If I didn't get his joke then I'm making it now. joke
But back to my point social engineering doesn't require voice. you can do it via email just as easily.
(I am a Google Apps for Business user and have had to contact Google Apps support a few times … the process has never been really pleasant.)