Social media marketing (SMM) also known as digital marketing and e-marketing is the use of social media the platforms like like Facebook, Twitter, instagram, LinkedIn etc. on which users build social networks and share information to build a company's brand, increase sales, and drive website traffic. In addition to providing companies with a way to engage with existing customers and reach new ones, social media marketing (SMM) has purpose-built data analytics that allow marketers to track the success of their efforts and identify even more ways to engage.

Social Media Marketing is the use of social media networks to manage and grow an organization’s message and online presence. As a digital marketing strategy, social media optimization can be used to increase awareness of new products and services, connect with customers, and ameliorate potential damaging news.

As platforms like Facebook, Twitter, and Instagram took off, social media transformed not only the way we connect with one another but also the way businesses are able to influence consumer behavior from promoting content that drives engagement to extracting geographic, demographic, and personal information that makes messaging resonate with users.

Various social media platforms can be used for digital marketing, including Facebook, Twitter, Instagram, Snapchat, YouTube, and Pinterest.