- Become a consultant - Become an SAT coach - Tutor - Teach a language online - Teach music online - Teach art
- Sell handmade items (on Etsy) - Sell your photographs online - Sell on Amazon - Sell on eBay - Sell old clothes
- Sell on Fiverr - Task rabbit - Mechanical Turk - Become a translator - Become a virtual assistant - Sign up as a Personal Shopper
Design t-shirt - While there is a lot of competition in the online t-shirt selling space now, if your designs are good, you can still make a decent amount of money selling t-shirts online.
- Deliver food - Deliver groceries - Deliver Flowers