This can either be done locally or through an online service like Fiverr. Resumes are something that people can be very insecure and self-conscious about, which means there is always a demand for services that will help spruce them up. Holly Hanna from The Work at Home Woman wrote a really useful article on How to Make Money from Home with Resume Writing.
Like writing (above) transcription is another type of work that often equals a full-time income. However, there are lots of sites that accept beginners that don't pay very much for the audio transcribed. While a professional transcriber may not bother with the sites below, someone without the skill to be a professional could use them here and there for some quick extra cash:
How much will you make? I think my best month with Google AdSense was almost $5,000 over the last ten years. That amazing month blew my mind since it was actually near the beginning of my blogging journey. When you go from making zero to $5,000 in a month, that will rock your world. For me, it also got me even more excited because I knew there were other ways to monetize.