This is a type of content that can be changed based on the preferences of the user, or the information on the website. This is commonly done on websites that focus on e-commerce or other related businesses. There are some instances that these content can be penalized by Google, as this method has been used to invade user privacy. However, when used properly, it can enhance the user experience.
Sean Si is a Filipino motivational speaker and a Leadership Speaker in the Philippines. He is the head honcho and editor-in-chief of SEO Hacker. He does SEO Services for companies in the Philippines and Abroad. Connect with him at Facebook, LinkedIn or Twitter. Check out his new project, Aquascape Philippines