Well, probably best to treat steem as leave behind money.
Power up your account, become somebody by glad handing the folks, die not flat broke.
However, if you absolutely have to have the few dollars, bitpay.com will help you get to fiat.

No bank accounts in steem, just wallets, you are the banker.
If you lose your keys, even if it was beyond your control, look to your banker because s\he is the one to blame.

Bitpay will want your ssn.