Im conducting a general inquiry into Questions.com for a networkng class. I've 3 questions?

they do have people that are in different fields they also have information they share on other expertise giving feed back on the experience they have in certain fields where we don't have information on how many of us there are we get lucky as to the questions on a certain level sometimes you can get a answer right away or you can get a answer mabe out side of two or three days maximum there are new users alot of the time