You must have heard about digital marketing, but do you really know what digital marketing actually is? Do you know what happens in a digital agency? Let's know what digital marketing is and all the sections which come under digital marketing. Let's also learn how digital marketing can benefit companies in engaging their customers and building better and stronger relationship between them. In simple words you can say that digital marketing is a field which deals with engaging a customer with online advertisements with a goal to promote any companies products and services. Let's now know what are the sections involved in digital marketing. SEM known as search engine marketing is internet marketing which has an objective to increase any company's websites visibility in search engine results pages. In today's market each product has numerous of competitions. Brands want their market share to keep increasing and hence digital marketing is used to do so. Digital marketing plays a very important role for any company's brand name to be popularized on the internet. Under SEM there are two more sections, SEO which is search engine optimization and SMO which is social media optimization. Search engine optimization is all about increasing any company's website's traffic and getting better ranking and SERP (search engine result pages). This can be done by writing articles, blogs, forums, directory submissions and many other techniques that help increase a website's traffic and global ranking. Then comes social media optimization, this section of the digital agency has one major tool that is social networking sites. Social networking is on a boost since the 21st century. Facebook, Twitter, Google+, Linkedin, Pinterest Orkut, Myspace, Blogs, WordPress, Youtube etc are some of the social networking sites which connects people all over the world. Facebook, Twitter and Youtube currently are the sites that many companies or brands are involved with. With the help of social marketing sites brands engaged their target audience through creative strategies like posts, information, debates, polls, testimonies, reviews and many other things. A huge number of people in the world are actively using sites like Facebook, Twitter and Youtube, therefore brands are able to reach a vast population of people via this medium which is cheap and effective. They provide many types of services like campaign management, PPC campaign management, social media, and design.