Experience. Whatever area you want to work in as a consultant, you must be able to show clients that you’re qualified to advise them. If there are organizations related to your field, make sure that you’re a member of them. Similarly, if you can take a course and become certified or registered in your field, do it and then add that to your credentials.
In 2014, Caitlin Pyle made over $43,000 by working as a freelance proofreader…part time. When she wasn’t working, she even had time to go on several fun vacations. After she had a ton of success doing that, she decided she wanted to teach others how to do the same thing, so she started up Proofread Anywhere. Sign up for one of her free workshops to learn more about making money as a proofreader.
If you're a fast typist there are many ways to make money from home by typing. Some you need experience and training others you don't. Data entry, for instance, takes very little experience; however, if you aren't fast enough you won't make any money at. Specialty transcription work (like medical) may require a degree and experience to get started.
Be sure to check what kind of customer support you can expect from your affiliate program once you have signed up. Do your research online and if possible, speak to other sellers using the program to get their thoughts. Can you speak to someone via phone or Skype or do you have to wait 72 hours for email responses? Be clear on this because trust me, you will need support at one point or another.