I sent my TRX to Bittrex. Sending TRX was simply a matter of generating an address at Bittrex and sending the TRX to that address.
Unfortunately, Bittrex has a minimum trade size for TRX. I think you have to have five dollars worth of the stuff to convert it to cash.
Justin Sun seems to want people to create accounts on Poloniex. I wouldn't go that route as it seems to involve giving personal financial information to a site controlled by Justin Sun.
Do you know of any swap services that would let us swap our TRX for HIVE (or LEO)?
RE: Steps to send your TRX from steemit wallet to an exchange