Digital marketing change day by day. In 2015 after the google updated now content marketing is the king of all kind of internet marketing. Content is your voice In order to get reach in your customers content is your voice. Your business is running by the content marketing. We search the web to read, to learn the info and content are the only way to find out. Building authority A most important thing of interest marketing is authority building. You content speech is your authority. How you approach, how you handle your customers, what is your services, what is your company about. It's all about content. Search engine Now, search engine especially Google only count unique content for ranking. You know how important your search traffic are.