for earn you have to learn first. and for leaning i am suggesting you to follow the steps of my mentor and that is none other than the @jerrybanfield. who has the best experience to guide and make you run with the flow.
you can follow him on @facebook.
there are some ways to transfer the Steemit USD to @bitcoin and for that you have to follow http://jerry.tips/usbtc as created by the same legendary stemmian @jerrybanfield.
and for further details you can follow him on Facebook or join this group for further assistance.
https://www.facebook.com/groups/1736632916357457/