+ Quotes
+ Fill-in-the-blank
+ Polls
+ Behind-the-scenes
+ Statistics
+ Infographics
+ Ask for reviews, advice
+ Fan photos
+ Favorite books
+ Tips
+ Comics or memes
+ Photo contests
+ ‘Caption this’ photos
+ Industry news
+ Ask for predictions
+ ‘Truth or fiction’ questions
+ Coupons
+ Pictures from a recent industry event
+ Expert insights
+ Unexpected use for your product
+ Q&A session
+ Weekly round up
Source: www.forbes.com