Incent is currently listed on Waves Exchange https://waves.exchange/trading/spot/INCNT_BTC
There are three market pairs, INCNT/WAVES, INCNT/BTC and INCNT/USDT.
As we get listed on more exchanges, we'll update the page on our website with the new details. https://incent.com/how-incent-works/#axzz6jCDiRQFw
You may buy and sell INCNT via those digital currency exchanges.
They are independent exchanges and not related to Incent Holdings Pty Ltd in any way.