Dofollow

Breadcrumbs provide a navigation trail for users on a website. If they’re in a particular sub-section of the website, breadcrumbs allow them to see how they got there and what previous, high-level topic pages they could view as well that link to their current page.

Having a clear breadcrumb structure for a website is important, since it relates to user experience and avoids confusing visitors to your site.

CAN-SPAM is an acronym for Controlling the Assault of Non-Solicited Pornography and Marketing, referring to a legislative act from 2003. It’s a law that sets national standards for commercial emails. In order for mass emails to be legal, they must comply with CAN-SPAM guidelines.

Marketing Qualified Leads (MQL) are those prospective customers that, through some action related to marketing efforts, are more likely than others to become a customer. 

This can be tracked a number of ways, and is often related to users who take a specific action on a website that isn’t a full purchase, but indicates a strong interest in purchasing.