If you live in an area where Uber or Lyft operate, why not become a driver? If you're looking to make some short-term cash, you can definitely rake it in by working for one of these popular car-hire apps. As long as your vehicle fits within the specifications of their program, and you have a clean license, you could do this on the side, especially if you're in a crunch for cash.
It’s a great way to achieve freedom in your life. Not only does copywriting allow you to work remotely, but it also allows you to control your schedule. Plus, learning the skill itself will help you in many areas of online business (i.e. building a blog, affiliate marketing, etc. – when you can write in a compelling way, all of these become much easier!)
Turn your photographs into cash via sites like Fine Art America, which lets you upload your images to sell as prints, t-shirts, phone cases and more. Other marketplaces for photographers include SmugMug, 500px and PhotoShelter. Some sites require a subscription but may provide features ranging from cloud storage to password-protected galleries and a customized website.