There are dozens of ways to generate passive income. However, the option you select has to do with two metrics: time and money. Either you have a lot of time or a lot of money. Most people usually don't have both. But, if you have a lot of money, generating passive income almost instantly is easy. You can buy up some real estate and begin enjoying rental income. Or, you can invest in a dividend fund or some other investment vehicle that will begin generating a steady income for you.
A new venture was started under the wing of Pacific Life Insurance company last year called Swell Investing. They’ve created investment portfolios to cater to the values of certain people. These portfolios contain a number of stocks that fit the theme of the portfolio such as green tech or renewable energy. Dividends received are automatically reinvested to help compound your wealth for now.
Website creation. As explained above, such projects are best implemented on WordPress, which hosts some 60% of all the world’s websites as of this writing. Not only is the process simple enough and the platform versatile, but the wide range of (customizable and affordable) templates out there make WordPress a perfect solution for very diverse types of websites.

Money-making websites. Finally, in an income generating strategy that has the ‘property’ aspect in common with real estate investment, you can choose to create a website that basically makes money for you, while you leverage the assets of others (time, content creation abilities, link building, and income generation). More on this process and the four stages of its deployment follows below.

In the residual income model, the intrinsic value of a share of common stock is the sum of book value per share and the present value of expected future pershare residual income. In the residual income model, the equivalent mathematical expressions for intrinsic value of a common stock are V0=B0+∑t=1∞RIt(1+r)t=B0+∑t=1∞Et−rBt−1(1+r)t=B0+∑t=1∞(ROEt−r)Bt−1(1+r)t 
If you're looking to get started in real estate, look at a crowd funding solution like RealtyMogul. It works similar to LendingClub - you commit as little as $5,000 towards a property. When the property is fully funded, you become an owner, and will receive your share of the earnings and appreciation in the property.  Check out RealtyMogul to learn more.