Bittrex is an big exchange on the world. Im bittrex user and i like it and enjoy using this exchange for buy and sell my crypto asset. You can using bittrex point to use as a fee for trading so, your trading not will cut with fee. Its fantastic, and yeah about deposit and withdrawal as a big exchange bittrex have a low minimum deposit and minimum withdrawal. That is an awesome for user who want to trade on this exchange. For safety user asset, bittrex ask to user to complete KYC (Know Your Customer) for asset safety. Until now im still using bittrex for trading.