Do you constantly come up with witty one-liners? Do you dream of the days of Mad Men-style advertising? If you’ve got some branding chops or just come up with imaginative copy, there are lots of opportunities to make money online through company naming and slogan contests. If you think you have a knack for names check out namingforce.com and squadhelp.com. If you dream of coming up with witty copy, try coming up with company slogans on Slogan Slingers and Get a Slogan.

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.

Below is a huge list of companies (over 90!) that do mystery shopping, remote call monitoring, or some other “customer engagement research.” We did not vet the companies on this list, we only checked that their websites loaded and that they appear to still be in business. I wish we could've researched this more but that just wasn't feasible. Before you sign up for anything, please review my post about how to spot a mystery shopping scam plus the Federal Trade Commission's tips.
2) it would likely be easier to emulate what some of these big MLM girls are doing with their FB groups. Rather than advertise your products on FB, look for ways to build a page with a large following of interested users. A lot of these Lula Roe girls that do exceptionally well have large facebook pages with 10,000+ likes they “go live” on facebook and have Lula Roe parties showing off their goods/sales.
If you are a fast reader and have a good grasp of grammar and language then editing may be a good freelance role for you. Editing is a great way to quickly make money online, and there are always editing jobs available on the freelance job sites. Editor’s usually get paid per word, so the faster you can check through work the more money you will make per hour.
When was the last time you went to a new restaurant without looking it up online beforehand? Or bought a product that didn’t have at least a few 5-star reviews? It seems like more and more our world is run on reviews. And you can make money online by writing them. Get started by creating accounts on sites like Vindale research, Software Judge, FameBit, CrowdTap, Influence Central, and Modern Mom. However, before you run off and start writing, be sure to check the small print on each of these sites. Writing reviews isn’t a huge source of guaranteed income and you want to make sure that it’s worth your time before you get going.
Gazelle. If you have an old cellphone or an Apple device, you can sell it here. The website will give you a cash offer for your device. If you agree, you'll be sent packaging materials. Gazelle pays the shipping costs, and you wait for a check in the mail, a gift card to be sent or cash transferred to your PayPal account. You may not make a fortune, but it's better than letting an unused device collect dust on a shelf – and far better for the environment to sell it than toss it in a landfill.
If you hook up with a for-hire car parking service (the type hired out for fancy neighborhood parties) you can make some nice cash tips in just a few hours at night and on the weekend, when parties are held. The key here is to do a great job by showing hustle and being super friendly. This was one of the most enjoyable jobs I had during graduate school. Who doesn't like to drive nice cars?
Drive for Uber or Lyft: If you're in a locale where you can find Uber or Lyft (or even one of the many competitors around the world such as China's Didi), you could easily make a respectable income. The hours are flexible and you can work as you see fit, making it perfect even if you currently have full-time employment but are looking to make some money on the side. 
Etsy: While Etsy's popularity has declined recently, it's still a great resource for selling handmade items online. No need for complex ecommerce sites or merchant accounts or any sort of automation. The company takes a commission of every sale and charges a small listing fee per item. But many still use Etsy as their primary source of income. The best part is that you can also sell digital products on here such as poster designs. 
For anyone who would rather focus on their product, marketing, and sales than on maintaining the website for their online store, this kind of ecommerce service is invaluable. You get the beauty and functionality of a website designed by a professional web developer without having to shell out the money for one. Not to mention the fact that you will not have to spend time or money troubleshooting bugs in your website when you use the well-designed turn-keys offered by BigCommerce.
As the Internet continues to evolve, opportunities to earn supplementary and full-time online income will grow. The very definition of work in an information-based economy is evolving, with traditional full-time jobs disappearing in favor of different arrangements (e.g. self-employment, flexible schedules, changing skill sets, etc.). In this respect, giving it a try can open up new career and business options.
I collected cans in my teens and made a few extra bills for spending money. If this idea is of interest, you might be motivated to hear the true story of Maisie Devore who was able to raise money collecting cans for a community swimming pool.  She was able to save $73,000 over three decades and is still collecting. Whoa! Learn more about this idea by reading my collecting aluminum cans for cash post.
Sponsored posts work much in the same way as paid guest posts, but they are posted by big businesses instead of individual bloggers. Therefore, the scope for fees is much higher, as businesses have larger marketing budgets than humble bloggers. Having sponsored posts by large companies will also help promote your site as reputable and as a leader in its field.
I love the idea and that they make it so easy because the retail world is due for this type of disruption. This doesn’t happen as much with jeans and other daily wear items but those things you wear less than half a dozen times, like more formal dresses or accessories, just collect dust. You might as well recapture some of the value by selling it. Thanks for sharing your experience!
Fiverr – Fiverr is a huge marketplace where you can sell all kinds of work. From products, like drawings and videos, to services, like a review of your website or resume. Fiverr's differentiator is everything costs just $5 at a baseline, though you can sell add-ons like faster delivery, etc; for more. The marketplace is huge and there's a lot of fun and creative things you can do.
Getting businesses to advertise on your podcast, either at the beginning or end, or both, is a great way to create a revenue through podcasts. Most businesses won’t be keen to advertise on your podcast until you can prove a large number of listeners. Therefore, it is unlikely you will be able to start out from the get-go with sponsors. But once you accumulate regular listeners, or a high number of downloads from iTunes, you can start to sell advertising space on your podcasts.
Here’s a good example of how lead sales can work in real life: My second website, Life Insurance by Jeff, brings in a ton of traffic from people who are searching the web to find answers to life insurance questions. While I used to have the website set up so I could sell these people life insurance myself, it was a lot of work to process all the different requests and clients. As a result, I started selling the leads I gathered instead.
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