Business is an economic activity in which people engages to earn profit. Every Business requires dealing for its product & services and we are living in an environment which is dynamic in nature. Technology changes day by day which has an equal impact on every aspect of Business. The days are gone when people uses old dealing techniques to explore & expand their business yes now it is very easy to do marketing because “DIGITAL MARKETING” is here.Now what is digital marketing? Here is the answer This is a set of functions which is use for marketing products and services through digital technology mainly on internet also covers mobile phones and other medium like advertising. It is very effective way of marketing as now a day people uses digital devices rather going to physical shops.This is the only dealing way where every marketing plan meets its goals without incurring any extra costs. There are many types like search engine optimization, content marketing, search engine marketing, social media marketing, social media optimization, e- commerce marketing, e-mail direct marketing and display advertising e-books are now part of our advance & fast changing technology. This marketing helps in maintaining complex customer relationships. A type of marketing which helps every person in giving tough competition to their competitors, getting large portion of market very effectively and guarantees a long time growth of one’s business.Digital Marketing has the advantages of getting the marketing strategies from planning to execution very quickly, it allows viewers to share their content, it is very easy to make changes in plan after it starts, this dealing is very affordable than traditional marketing. This Marketing is accessible to any size of business whether small or big. High budget is not required in this for example dealing on social media only requires creativity and consistency.Digital Marketing helps business to get broader by achieving targeted audience at very high pace than traditional marketing approaches. It adds a lot more science as it allows companies to be more connected in their dealing efforts. Business can attract their targeted customer very fast as recent study shows that they spend 23% of their time online. 40% of small business owners have save their money through digital marketing than traditional marketing. The strategies involve in this generates two times more revenue than normal generation of revenue.It uses latest technology and attracts genuine prospects which later can be change into leads. This type of marketing allows high level of flexibility and measurability. Digital Marketing not only allows branding, business promotion, business expand online but also provide 24/7 service to their online customer so that they feel more supported and valued. In Short Words Digital Marketing is an ever green source of entertainment, social interaction, business growth, news and shopping. It often refers to web marketing, online marketing or internet marketing.