Social media marketing is the process of creating, publishing, and monitoring content on social media networks in order to achieve marketing and branding goals. It involves creating and sharing content on social networks such as Facebook, Twitter, Instagram, and YouTube in order to build an audience and generate leads, drive website traffic, and increase sales. Social media marketers are responsible for developing and executing strategies for brands to engage with their target audience, build relationships, and promote products and services. They may also be responsible for tracking the performance of their campaigns and optimizing them for maximum reach and engagement.