For example, when a customer finds you organically through a Google search for example, that means you have some element of authority. When you have authority, prospects are more likely to enter into your funnel because they know that if they found you relevantly, that whatever it is that you're providing must be of a great value. That's just the nature of SEO and organic search. 
People look up instructional videos online for everything these days—from how to replace a screen on their laptop to how to make a website and seriously so much more. Even with just a small number of tutorial videos on my own YouTube channel so far, I’ve been able to drive traffic to my blog in a very meaningful way from the platform (especially for the relatively small time investment to create a video compared to writing a 10,000 word article).
To better understand the concept of a sales funnel and just how you can implement it in your own business, let's look at the following image from Shutterstock. On the left side of the image, you see a magnet. That magnet is attracting customers, which happens a number of ways. From blogging to social media to paid ads and everything in between, how the visitors arrive to your website has some impact on the success of your funnel.