I shall give you a list of Companies & their Campaigns. You will have to go through their facebook pages one at a time. Step wise identify how did they execute communication for the campaign and attract students to participate in the competition as well as on social media. Each single strategy with images required. You will have to go through their facebook timeline to understand what did they do step wise each year. What all social media contests did they run. What type of creative posters did they make etc.