The internet of things (IoT) refers to the network of devices, vehicles, and appliances that are connected to the internet and can communicate with each other. This technology has enabled the development of smart homes, smart cities, and other connected systems that can improve efficiency and convenience in a wide range of settings. With the growth of the IoT, we are likely to see many more devices and systems become connected in the years to come. Smart Homes If you have a talent for photography or videography, you can earn money by selling your work online. Platforms like Shutterstock and Getty Images allow individuals to upload and sell their photos and videos to businesses and individuals around the world.