As for writing courses, I don’t think it’s necessary. Instead I would do more of a freelance writing business course like mine or others. Write Your Way to Your First $1k helps you with getting your business up and some writing tips for blogging. This blog also has some great resources for writing: https://elnacain.com/blog/improve-samples-new-freelance-writer/ and https://elnacain.com/blog/writing-mistakes/
This is a job with much potential, in part because the title description covers many things. “You can fit your offerings to what you know how to do,” says Stephanie Foster, a former medical transcriptionist who runs the website HomeWithTheKids.com. One can own a virtual assistant business or work from home for a company that makes you available to other employers or clients. HomeWithTheKids.com, for example, currently features several such companies.
How to Get It: GoFluent.com is an English training company working with 12 of the world's largest corporations. There are also jobs out there for English as a Second Language (ESL) teachers, which are more structured. Visit ISUS (iSpeakUSpeak.com), a placement and training company. While a degree in education or ESL is ideal, you are encouraged to apply if you are enthusiastic and articulate.

These little jobs are done by people who log on to a company’s site and choose tasks, which could be as simple as clicking a link. Amazon's Mechanical Turk is one of the most well-known sites of this type. Also, there are crowdsourcing projects, which are similar to data entry, where companies engage an army of virtual workers to each do one small part of a larger project.
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