The main barrier to entry is having an approved car that is efficient to keep your costs down. But there are lots of stories of Lyft drivers making an extra $1k a week outside of their normal day jobs! Not bad. Plus, this is a fun way to get to know your city, help tourists make plans, and get to know interesting people. Lyft is offering $300 Sign-up Bonus!
Cafe Press: This website allows you to create digital designs that can then be sold on the platform. You'll earn a commission for everything that sells and you'll never have to deal with logistics like printing, warehousing and customer service. If you have some graphic design skills, then this is a great potential source for your web-based income.
If you’re strapped for cash but want to work on your own schedule, you might want to consider becoming a driver for Uber or Lyft. You can drive as much (or as little) as you want and set your own schedule. Plus, you get the added bonus of having interesting conversations along the way (or, at the very least, some fun stories to tell of your travels with strangers).