The document discusses 6 crowd-sourcing campaign strategies for social media content: 1) asking customers to submit brand pictures, 2) endorsing a cause using pictures/slogans/videos, 3) sharing experiences and stories, 4) involving customers in the brand, 5) gathering customer feedback, and 6) fundraising or raising donations. It provides examples for each strategy and quotes the founder of DigiWhirl saying crowd-sourced campaigns require community participation but have potential to go viral.