How can we make money and survive in the steemit?

[yangpapa]

It's so hard to do steemit for the first time. Is there anyone who can give me basic knowledge and concepts of terms like steemdollar, steempower, and vote witnesses?
( ͒˃̩̩⌂˂̩̩ ͒)( ͒˃̩̩⌂˂̩̩ ͒)( ͒˃̩̩⌂˂̩̩ ͒)