ClickFunnels is a popular sales funnel tool which simplifies the entire sales and marketing funnels for all kinds of businesses. There are many kinds of sales funnels. All of them cater to a certain customer. So, they all need to be designed and organized in a specific way. There are funnels for webinars, revenue, membership sites, and contributor list and each one are quite different from the other. The fantastic thing is that ClickFunnels has you covered.