Become a proofreader. All kinds of businesses hire professional proofreaders to look over their copy and content for errors before they publish. This side hustle is one that could work for nearly anyone since you can work from home provided you have a computer and an internet connection. You can find online proofreading jobs through websites like Indeed.com and FlexJobs.com
There is no magic formula for content marketing success, despite what some would have you believe. For this reason, vary the length and format of your content to make it as appealing as possible to different kinds of readers. Intersperse shorter, news-based blog posts with long-form content as well as video, infographics and data-driven pieces for maximum impact.