You can sell your ebooks through Amazon's Kindle program or Apple's iTunes Connect, which gives you access to a large majority of the digital-book reading market and the barriers for entry are incredibly low. You don't need to invest lots of money to make this happen, but you do need to invest lots of time, not only in writing the ebooks, but in marketing them as well.
Google AdSense– Once your blog starts getting traffic and building authority in a particular niche. You can apply for AdSense, where you become Google display network partner; Where Google will be putting ads on your website. Google AdSense will pay you per each Click and RPM (revenue for 1000 impressions). The money made is Google AdSense is very low. Unless you have a very popular website or a YouTube video that gets a lot of views.
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.
Write e-books. Price Waterhouse Cooper predicts that revenue from e-book sales in the United States will grow from $2.31 billion in 2011 to $8.69 billion in 2018. That’s an increase of 276 percent. Since the popularity of e-books is increasing so significantly, consider using this type of media to connect with your customers. Content marketers create self-published titles on platforms like Amazon Kindle Direct Publishing and make them available for free. E-books can help you generate sales leads, educate customers about you and your products, build your brand and offer valuable information to your target audience.
Based on the comments I see there’s a lot of people missing the entire point of the Article. This post was not written to teach you math, it was written to show you how you can make more money on YouTube. Even if my math formula was 1+1=5, it still doesn’t change the fact that you get paid based on the engagement of the ad, NOT how many views you have.