Hey,Yaro,most of your methods seems unreliable to me, for i’m a Chinese. I noticed that you mentioned sell personal information or product online, which reminds me maybe i could sell translation between Chinese and English by myself, or even by employing some chinese fellows. Currently, I’m trying to make money online by affiliate programs ,of course in English, and your stories do give me some inspiration. I’ll appreciate that if you could give me some advices,anything being ok.
It’s an excellent opportunity to offer technical training courses that teach people how to learn a much-needed skill, or accomplish an important task. It could also prove to be an important testing ground for your educational courses. If you are able to market your course on the site, against direct competition, you may be able to direct marketing to the general public, using a website, videos, or even an affiliate marketing program.
Mow lawns or plow driveways. If you’re willing to mow yards or shovel or plow snow in the winter, you could easily start your own snow removal and lawn mowing business on the side. While you can usually find work by reaching out to your local community via word-of-mouth, flyers, or online message boards, the website Plowz & Mowz allows you to set up an online profile and reach more customers in your area.
To do that, you have to harbor a few fundamental guiding principles in your mind. Today, if you're at all serious about generating a full-time income (and more) from your online activities, then you need to focus on passive income as opposed to active income. Sure, the active income will help you survive. That's the scarcity mentality at play. But it's the passive income ideas that will help you thrive.

Artists and designers upload their original work to Society6, which then prints the images onto items ranging from t-shirts to pillows to wall hangings and even duvet covers and iPhone cases. Society6 handles all the fulfillment while artists just provide the designs and receive a commission on anything sold with their art on it. It’s a little bit like Etsy, but you don’t have to deal with physically creating or shipping your work.

You’re already an online shopping ninja, so it just makes sense to get money back for something you’re going to do anyway. Ebates is one of the biggest names in cash-back sites that reward you for shopping with their retail partners. For Ebates, that includes biggies like Walmart and Amazon. Ebates pays you back a portion of your spending through a check or PayPal and it’s free to use.
While some might think that starting a blog is an arduous effort, when you understand the precise steps you need to take, it becomes far easier. It all starts in the decision of choosing a profitable niche and picking the right domain name. From there, you need to build your offers. You can easily sell things like mini-email courses, full-blown trainings, ebooks, and so on.
Once you have that problem or need nailed, the next step is to validate that idea and make sure you’ve actually got customers who will pay for it. This means building a minimum viable product, getting objective feedback from real customers, incorporating updates, testing the market for demand, and getting pricing feedback to ensure there’s enough of a margin between your costs and what consumers are willing to pay.

Being a Java programmer and having worked for the top MNC in the world and having been associated with some apps, I have come to understand that just limiting your knowledge to programming will never make your money. May be you might get lucky to some what extent in freelancing. But the true money where you will be paid even when you are not working is apps.

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. 
If you live in an area where Uber or Lyft operate, why not become a driver? If you're looking to make some short-term cash, you can definitely rake it in by working for one of these popular car-hire apps. As long as your vehicle fits within the specifications of their program, and you have a clean license, you could do this on the side, especially if you're in a crunch for cash.
Robert said he did an average of 4-6 of these gigs per year for a while depending on his schedule and the work involved. The best part is, he charged a flat rate that usually worked out to around $100 per hour. And remember, this was pay he was earning to advise people on the best ways to use social media tools like Facebook and Pinterest to grow their brands.