Join now to access all Premium tutorials Watch Now join free for 7 days Already a member? Login What is SEO and why is it important with Mark Boyd HD Lessons: 1 Lesson Details Now Playing 06:05 1. What is SEO and why is it important In this lesson Mark not only explains what SEO is and it’s importance but goes on to explain how google’s ranking process works as well as what a link is. Sometimes we can assume everyone knows what a link is and so Mark goes a step further to explain what is behind the link..HTML Code. On Page Factors The Tutor Mark Boyd Mark Boyd is the managing director at Transparent Digital an Edinburgh based full service digital marketing agency. Mark has experience designing and implementing digital strategies for some of the world's leading brands such as British Airways, Last Minute and Tesco. Mark is an expert in Search Engine Optimisation (SEO), Pay Per Click (PPC) and Conversion Rate Optimisation (CRO).