Bittrex is the advance crypto exchange for assets bittrex have listed many of significant cryptocurrencies so it will become more easier to trade multiple coins at one place also a rumour was 2 years ago btc didn't take KYC for trading depositing funds and after bittrex starts KYC immediately and many users are from that cannot able to give KYC to bittrex means restricted countries so currently so many users funds are stuck on bittrex also they are not able to access that funds
I feel bittrex hires one of the worst support team if we ask some question, so they block that user from twitter if you wrote your email publicly bittrex will disable the account to