Each social network is different: some are suited to a broad range of marketing goals, while others may only work for niche campaigns. To add to the complexity, social media can be fickle and difficult to orchestrate. So how does a marketer choose which path to take? By referring to an infographic, of course. This handy visulation from Zintro is the perfect cheatsheet to help marketers with their social media endeavours. Four current key social networks – Facebook, Twitter, LinkedIn and Google+ – are dissected. Facebook scores highly for broad and personal interaction, Twitter for customer service, LinkedIn for promoting company and personal brands, and Google+ for adding specific people to your conversations.