Blogging is one of the numerous ways to earn passive income online. If it happens that your blog received a lot of traffic from search engine, you can make use of display adverts to make passive income from the blog.
Once you have enough traffic, you sign up with display advert like Google adsense. You only need to put code on your website to display advert. You will automatically make money with your website ones you have advert displaying by Google on your website.
You can set up your blog in a niche that is less competitive but has high search volume. you only need to rank on the first page for couple of keywords and you will start receiving organic traffic from Google search engine.
Email Marketing is another way to make residual income with your online business. Email Marketing can be run on autopilot with users of autoresponders.
You only need to build a landing page to receive the contact of your website visitors which you are going to use for email Marketing. Most auto responder usually provide landing page template which you can use to build list.
You can lose all the message you want to send your list subscribers ones in the autopilot and you are going to schedule posting. This is how to make money with affiliate marketing on autopilot.