A social media platform is an online service that allows users to create, share, and interact with content. These platforms enable individuals to connect with friends, family, and communities, facilitating communication through text, images, and videos. Popular examples include Facebook, Instagram, and Twitter. Users can engage with each other by liking, commenting, and sharing posts, which helps to build networks and foster relationships. Social media platforms also provide tools for businesses to reach their audience, promote products, and gather feedback, making them essential for modern marketing strategies.