There are many ways to earn money writing for the internet: you can write articles and website copy, promotional material, sales letters, and online course material.

• Writing for the Web - Is it for You?
  
  Writing content for websites can give you a nice little sideline (while you're working on your novel) or you can build it into a whole new career. It may be something you'd never thought of - which is understandable. Nobody tends to think much about who's behind those millions of words on the World Wide Web. We all simply take it for granted that when we 'Google' something, we're going to find an answer.