Step 1: create an account
you got that right
Step 2:create a blogpost
You can write about anything you like. Hobby's, work, education, experiences.

If you write good content, then people will upvote you. Eventually you will start to earn some change. Not very appealing I know, But if you keep writing then you will eventually get noticed and you will earn more.

Step 3: engage in the community
Comment on other people's posts. Answers comments of your own blogs.