An individual who works for customers remotely, such as from a home office, is known as a virtual assistant.
If you like animals, you might think about pet sitting. This is a viable home-based business opportunity.
Look around your house for stuff you no longer use. Then, to find buyers, you can advertise those things on various e-commerce websites.
Utilize your expertise on the SAT or ACT or your skills in a particular subject to help students online.
You could establish a blog if there's a subject that particularly interests you.
Specialists can provide their services on a contract or per-project basis on a wide variety of internet platforms.