For people who want to take your marketing to the next level, you need to understand the psychology.  Marketing is 100% a psychological study on experience, mindset, and emotions.  If you can see trends and understand how to pull on the right heart strings to connect the right product with a customer who will get actual value from that product, you can really do some damage as a marketer.  Once you learn that, you need to decided on your vehicle ( social media, google, etc) and how you are going to execute. These articles are meant to be studies to open your mind and eyes so you can start to see the world through the eyes of a seasoned marketing veteran.