Melissa Pelto provides an overview of social media marketing and tools for businesses. She discusses how brands like Blendtec, Burger King, and Starbucks have successfully used social media. Pelto recommends that businesses use social media to position themselves as experts, generate leads and referrals, and engage in conversations to build relationships. She outlines social media tools like blogs, Twitter, LinkedIn, and video/photo sharing sites and provides prescriptions for how businesses can get started and advance their use of each tool.