Become a task rabbit. If you have a skill, whether it’s wrapping presents, helping with a house move, you can be a tasker.
Sell your photos online. If you have a camera and photos, then you can offer them to photo companies, like Shutterstock, who will put your images on sale and give you a cut.
Become an avon representative. This can be very lucrative. All you need is an outgoing personality. It’s easy to apply and you get a commission on every item you sell.
Get crafty. Sell what you make, either at fetes/in shops or on Etsy.
Rent out your possessions. Rentmyitems helps you rent out anything that could be of interest to someone else. More info here.
Teach a course. If you’re good at something, why not teach other people to do it too? You can either run a face-to-face class and advertise locally, or post a course on Udemy and generate income every time it’s downloaded.
Rent out room or your garden. Rent out your entire home, your spare room, an airbed in your living room (or even your garden to campers) on Airbnb. You can register as a host here.
Get rid of old devices. Listing them on eBay is your best bet, but there are also companies who will take them off your hands more easily. Here’s a good guide.
Sign up for swagbucks. Swagbucks pays you in points for doing things you’d probably do online anyway, like searching the web and watching videos. You can then swap those points for Amazon vouchers and more. More info here.
Become a virtual assistant. If you have a few hours spare in the evening to help a busy professional book flights and make calls; sites like Elance, Upwork and PeoplePerHour are a great starting point. You’re often working for people in other time zones, so plan accordingly.
Do surveys. Have a look at MySurvey.
Sell your college notes on FlashNotes, Stuvia, NoteSurf.
Advertise a service on Fiverrr. This “five dollar marketplace” actually lets sellers charge up to $300 for services such as recording and animation by adding on extras. Find out more here.
Cook. You can make profit from bake sales. Find a local market or boot sale and get baking.
Sell your hair. Look at buyandsellhair
Trade in. There are quite a few sites that allow you to trade in old CDs, DVDs, books, and games for cash. You can find a great guide and list of the best paying sites here.
Hold a car boot sale. Or visit one, get some bargains and sell them on for a profit.
Get paid to review music. Music and fashion site SliceThePie pays a small fee for every song or outfit you review, though the amount increases as you build up a solid reputation. Find out more here.