Take surveys. You can earn $50 to $100 per month in cash and products by taking online surveys. Find survey sites by searching for “paid survey sites” online. Sign up for several survey sites to increase your chances of being selected for higher-paying surveys. Register with an email address, and check your email often so you can respond quickly to survey offers.
If you upload photos of yourself, or friends/family with consent, it's worth going for the 'rights managed' licence option – otherwise you'll have little to no control over how your images are used (eg, you could star in an ad for haemorrhoid cream). See Alamy's page on understanding stock image licensing for more on the different types of licences.
Just be sure to put a lot of care into your product listings. Everything from the titles you use, to how effective the description is at convincing potential buyers your product is better than the rest, and even taking care to shoot high quality product photos can have a dramatic impact on your sales. I recommend using photo editing tools like Fotor, which gives you the ability to edit your images, create captivating graphic designs and more.
Getaround is the sharing economy's answer to rental agencies. The company allows you to rent out your car on an hourly or daily basis, starting at $5 an hour. Depending on your vehicle's market value, you set the price per hour, and Getaround takes a 40% cut to cover 24/7 roadside assistance and driver insurance. According to the Getaround, earning potential for renting your car when you're not using it is up to $1,000 a year.
If you’re new to blogging, and want to learn how to make money at home but aren’t quite sure where to start, consider starting a WordPress blog (like DollarSprout) with HostGator. It’s a low cost way to start your own online business (less than $5 per month) and HostGator offers a 45-day money back guarantee if you decide blogging just isn’t a good fit for you.
Mechanical Turk: Amazon's Mechanical Turk is a resource for doing human-intelligence tasks, or as the site commonly refers to them, HITs. You get paid a very small fee for any given HIT and you'll need a good deal of volume to make a substantial amount of money. But it is a resource you can use in your spare time to generate a small income online.