It’s one of the oldest and most proven ways to make money – buy low, sell high. The buy low part comes from searching garage sales, estate sales, and even thrift stores to find items that are in good condition (“gently used”) but selling well below what they would if they were brand-new. In this way, you might be able to acquire an item for $5, and later sell it for $50.

Domain name trading has been around for the last couple decades, and while most slam-dunk names have long been sold off, there’s still plenty of others that you can get your hands on for relatively cheap and broker as a way to make money online. Before you dive in, however, beware that some experts doubt the long-term viability of this idea for making money online. However, there’s always the change you might just land on a lucrative domain name for a future billion-dollar company. To get you started, here are some tips from GoDaddy, arguably the world’s largest and most famous repository of domain names.
It’s sometimes hard to comprehend just how much people love t-shirts. And with the right niche, marketing, and tools, you can create an online t-shirt business that makes you extra money online while you sleep. (Even Bloomberg and Forbes feature stories from entrepreneurs who've done just that.) Services like TeeSpring make it easier than ever to create a t-shirt drop-shipping business where they handle the sales, printing, and shipping, and you’re only responsible for design and marketing. For more tips, check out this simple guide to launching and marketing an online clothing store by my friends over at Selz.
Amazon Mechanical Turk is a service that lets you make money online through doing paid microtasks. Each task is something simple that requires human interaction like rating search results, checking for the right spelling on search terms, categorizing the tone of an article, or even basic translating. You can do these tasks from anywhere you want and make money online from the world’s largest e-retailer.

No one knows your hometown like you do, and you can translate that into cash by leading tours of your city. The website vayable.com allows you to set up and guide tours around a particular cultural experience. If you’re the foremost expert on ghost stories, beer, architecture, or crime (or anything else!) in your town, then you can start leading tours for people who want to hear your stories.
Set up an account on Rover.com. Enjoy furry company once in a while? These days, many professional pet-sitters set up an account on Rover.com. With Rover.com, you can reach people in your area who are actively looking for someone to watch their dogs, cats, hamsters, or turtles, either in their home or your own. You can set your own rules and schedule and come up with your own pricing through the Rover.com pet-sitting platform.
Leapforce is always looking for people for this work at home role. Their Search Engine Evaluators “conduct research, evaluation, and feedback on search engine results by measuring the relevance and usefulness of web pages in correlation to predefined queries, by providing a comparative analysis of sets of search engine results and various other techniques.”
Great list! I’ve used Poshmark to sell clothes/accessories. You take up to 4 photos, add a description, and set a size, color, and brand. I’ve sold 3 items so far (two dresses and a pair of shoes) and it’s easy. The buyer can purchase at listing price or make you an offer, to which you can counter-offer. At all times, you can see what your profit will be from your listed price. Once the transaction is accepted, you are emailed a prepaid shipping label to print. You package your item up in a brown box and ship, and when the seller receives it your funds are released. You can cash out as a direct deposit to a bank account at any time or use the funds to shop. I’ve also purchased a pair of jeans on the site and they arrived as expected. For like-new and designer labels it’s a great way to clear your closet and make a little cash all at once.

While writing also falls under the category of an actual work at home job, it can be great for extra cash, too. Particularly content sites. These are sites that post writing assignments for any of their approved writers to grab, and for most you only need average writing skill to become an approved writer. While the pay isn't fantastic, if you can write fast, you can for sure earn substantial extra money. Most of these sites will pay a penny per word or more:

If you’re looking for inspiration, my friend Michelle Schroeder-Gardner of the website Making Sense of Sense has become the expert on all things affiliate marketing. Michelle earns more than $100,000 per month from her blog and the bulk of her income comes from affiliate sales. Michelle has had so much success with affiliate marketing that she even has her own course called Making Sense of Affiliate Marketing.
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