LinkedIn, Twitter, and Facebook are identified as the key social media platforms to promote job opportunities from Monster.com. A viral marketing campaign called "Share and Earn with Monster" will be launched, where users can share job postings and receive 10% of a referred candidate's first salary if they get the job. The campaign aims to maximize reach across platforms by tagging friends, hosting discussions, and running ads on Facebook, LinkedIn, Google Ads. Jobs will be tracked to attribute referrals correctly and provide incentive payments.