Social media marketing is known as digital marketing. it is use in the social media platform. by this the user build social networks and share imformation.by this we can build company brand, increase sales and make a higher traffic on a website. In this we have providing companies with a way to engage with existing customers and reach new ones costumers. it has a main purpose to built data analysis that makes digital marketers to track success of huge efforts and identify more way to engage with others.