Binance!
This is the only exchange where you get GAS for your NEO.
In addition, it is one of the few exchanges, where you have also received BCC, BCG and BCD from the various forks of Bitcoin.
In addition, they have a nice Binance Referral Program.
All you need to do is invite your friends to register and trade on Binance, then you will receive FIFTY percent of his/her trading fees as Commission, in Real-Time.
if you would like to trade here, would you like to use this referral code:
https://www.binance.com/?ref=10032592Then you make me happy again :