Find a profitable niche. Starting with your interests, write down as many niche ideas as you can. Think about topics people might search online. Ideas include passions (like surfing or body building), fears (like spiders or speaking in front of crowds) and problems (like getting out of debt). Do keyword research to see it others are interested in the topic. Find out if a domain name is available that matches the keyword 100 percent. 
Etsy. Are you crafty? This is one of those websites where, once again, it helps if you have a real skill. If you're artistic and are the type of person who can make custom jewelry or refrigerator magnets with the best of them, Etsy is the place to sell it. For the rest of us, we must find another website to go to, so we can earn money to buy things from the crafty people at Etsy.
If you want to clear some space out in your house and have a big stack of books you’ve been holding onto for too long, you can make money selling your books and textbooks online. Stores like Half Priced Books and others will give you cents on the dollar for each of your current books while you can check what your book is worth by simply entering the ISBN number on Book Scouter.
Do you know there are companies and people out there that make some pretty good money offering their cleaning services to households and companies? They'll come in and charge you either a set fee per room or an hourly fee to clean up. They can come weekly, monthly, or whenever you think you need some extra scrubbing. What's the point? Why not have the person they hire be you?
So many people dream of writing a book, but never go through with it. Yet no matter what, I’m sure you have experience and value you could give through writing a book. By packaging your skills and knowledge into a downloadable eBook that helps people learn a skill, advance their careers, or start a businesses, you can change someone’s life and even make good money online.
Set up a roadside stand. Depending on where you live, you could profit handsomely by setting up a roadside stand. If you live near a resort area, for example, you could buy cases of bottled water, put them on ice, and sell them to passers by for twice what you paid. Selling fruit and produce you grow yourself is also a smart idea in highly-traveled areas.
A website called AchieveMint gives you points for engaging in healthy activities, like exercise, tracking your eating habits, or even taking health related surveys. Points can be redeemed either for cash (10,000 points are worth $10) or for Amazon Gift Cards. The app actually connects with other health apps, like Fitbit and MyFitnessPal, to track your progress.
ThredUP sends you a free Clean Out Kit to fill with all the gently used, on-trend clothes you no longer wear. They'll take care of everything else, including professionally photographing your items and listing them on the site. You receive an upfront payout once the items are processed, or if it's a unique item, you'll be paid once it's sold. Payouts are offered in the form of ThredUP store credit or donation to a cause, or you can transfer the cash to PayPal.
18. CraigsList – Some things don’t ship very well. Other things may make you feel uncomfortable to sell to someone across the country. Anytime you’re selling a large item or something you just don’t want to ship, Craigslist is a great place to go. It’s simple to list your item (again, take good pictures!). If you don’t like the idea of putting your phone number out there, the interested individual can send you a message to your inbox without even getting your email address.
White labeling products involves purchasing pre-made products from a supplier and then adding your own labeling and branding. Products could range from candles to gym equipment or even tea, but all will come without labels, allowing you to create your own new range of merchandise. Most suppliers will advertise the fact they offer white labeled goods on their websites, so pick your niche and then find the right supplier and product for you. Once labeled, products can be sold via sites like eBay and Amazon, or from your own eCommerce store (discussed in a moment).
2. InboxDollars – InboxDollars is similar to Swagbucks, since you’re going to be taking surveys, shopping, etc., so if you want to maximize your return, sign up with both websites. They also offer a search engine that pays you (like Swagbucks) and you get $5 just for signing up. I won’t continue to list survey sites one after another down the list, but if you want to get paid to take surveys, also check out GlobalTestMarket, E-Poll Surveys and Survey Club.
Or you can take dog walking a step further and get paid to take a dog in while the owner is away! Have you ever checked to see what it costs to board a pet? Those places are not cheap! Do some research and charge 10 – 20% less. Post your ads on Craigslist or around town. But don't expect people to just leave their loved one with a stranger. Make sure you offer your references and that you have all their necessary information if Fido gets injured or sick. Rover can help you here, too – Become a Pet Sitter.
One of the most beautiful and exciting qualities about blogging is that you can create a blog that deals with any subject area that you are either knowledgeable or passionate about (and preferably both!). You can write about personal finance, careers, real estate, getting into business, technology, cooking, travel, personal health, or just about any topic you choose.
If you've developed valuable skill sets or picked up certifications within your industry over the years, offering your consulting services to local business owners can be a lucrative way to make money online. Whether you're an expert marketer, business strategist, or manufacturing aficionado, there's likely a local business owner who's willing to pay you to help them solve an issue with their company. Start with this 18-step checklist to becoming a local business consultant from Karyn Greenstreet and then use my guide to crafting an effective cold email to convince them to hire you.
High-ticket consulting or coaching: You could sell your own high-ticket consulting or coaching products from your website. You'll still need a website, merchant account, sales funnel, lead magnet and many other items. But you can easily earn a substantial amount of money from each individual customer, making it well worth the arduous setup required.
One of his favorite tools is Personal Capital, which enables him to manage his finances in just 15-minutes each month. If you sign up and link up an investment account with $1,000+ within 40 days, you get a $20 Amazon gift card. They also offer financial planning, such as a Retirement Planning Tool that can tell you if you're on track to retire when you want. It's free.
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!
Creating a jobs board website can be another profitable venture. The ‘jobs’ field can be quite saturated, so it is important to find a niche that is still crying out for a jobs board website. Monetize this type of site by charging businesses to list their jobs on your site. Those searching for jobs could also be charged a fee to access the higher paying job adverts.
Be a mommy (or daddy) blogger. If you haven’t used your free time between changing diapers, washing clothes and shuttling kids around to hop on the blog bandwagon, it’s worth considering this potential source of income. And just because you’re a parent doesn’t mean you have to write about parenting issues. In fact, given that there already are so many blogs about life as a mom (or dad), consider writing about another topic about which you are passionate. The more original, entertaining and informative you are, the more likely you’ll gain followers – and you need an online following to make money.
I think Drop shipping is the best way that can help you make money online. It is the only way that allows you to start an online business without investing capital in inventory, warehouse and to buy products individually from a wholesaler and ship them directly to your customer. Moreover, with my drop shipping experience, you will learn key strategies that you won’t learn anywhere else to help your online business grow and thrive.