Yeah, looking at the stackoverflow model would be good. It's also worth noting that the anonymous nature of this will probably drive down engagement. Look at Q

Yeah, looking at the stackoverflow model would be good. It's also worth noting that the anonymous nature of this will probably drive down engagement. Look at Quora, people use it solely to build their personal brand. Right now people would answer on cent solely for the money. Let them do both so you can appeal to a broader market.