If you have a knack for capturing the perfect shot, you could turn those pictures into cash. Sites like Shutterstock, Fotolia and Adobe Stock enable users to upload images and get paid when people purchase them.

Also, there are certain tax benefits you may be able to enjoy in the course of being self-employed. If you drive for a rideshare company, for example, you're entitled to deduct the cost of maintenance on your vehicle, since you use it for work purposes.
That said, there is more work involved if you want to sell ad space without joining a network.

If you have a certain modicum of charm and are good at what you do, then streaming on Twitch can be an excellent source of income. Just remember, however, that the ability to make money on this platform comes with responsibilities.
There’s no shortage of examples of student-athletes who are already taking advantage of their newly won ability to do business. For instance, Bryce Young, the star quarterback at the University of Alabama, has signed deals estimated to be close to US$1 million dollars. Hanna and Haley Cavinder, women’s basketball players at Fresno State, signed deals with Boost Mobile and the nutrition supplements company Six Star.
Affiliate Marketing
According to a list compiled by Bloomberg Law, more than 80% of the lawyers who worked under the former president have managed to nab a job somewhere, even if their roles are only part-time or not their first choice.

According to an analysis by the staffing firm People Ready, some of the most in-demand part-time jobs reveal a changing world.

In-demand part-time jobs
Play Games –

Test and review websites. There are a lot of times that you can spend online visiting websites. Some of these you may understand a lot about. Content is constantly shared online, and this includes opinions. You might as well get paid whilst doing so. There are many clients out there who are willing to pay those to review content online. This can be from providing information to sharing your own thoughts. People are willing to listen to reviews as it gives them a clear picture of how reliable the website is. With time, it’s a great way to improve your own writing skills and branch out in multiple genres.