Unless you have a lot of savings, it's hard to be eligible for a high-yield savings account from a traditional bank. Instead, you'll probably have to park your money in an online bank, like Ally or Synchrony. Since they don't have brick-and-mortar stores, they pass the money they save on rent to the consumers, with things like high-yield savings and by reimbursing users for ATM fees.
Mechanical Turk: Amazon's Mechanical Turk is a resource for doing human-intelligence tasks, or as the site commonly refers to them, HITs. You get paid a very small fee for any given HIT and you'll need a good deal of volume to make a substantial amount of money. But it is a resource you can use in your spare time to generate a small income online. 
Google AdSense – Google AdSense provides a free, flexible way to earn money from your websites, mobile sites, and site search results with relevant and engaging ads. It is the leading advertising network to make money online and usually offers the highest rates to their publishers through PPC (pay per click), CPM (cost per impression). Payment is done by check or direct deposit with a minimum payout of $100.
So, where are we supposed to turn to make money the legitimate way online? This isn't just about generating passive income; this is also about finding ways and means to create an active income through the conveniences afforded to us by the internet that will not only help us with our debt obligations, but also empower us to save, invest and get really rich in the future.
Robo-advisors are diversified investment accounts that are automatically managed by a computer algorithm (as opposed to a human money manager). If you want to invest, but don’t have the money, or don’t want to invest with a money manager, robo-advisors are for you! Robo-advisors make investing easier—and cheaper—so they’re perfect for new investors.