Social-media marketing 
used to be a two-step process: write and post. But today it has evolved into something that sometimes looks more like a NASA mission-control center operation. Dozens of software systems and screens monitoring, measuring and optimizing each campaign.
But beneath all the complexities, the fundamentals of social-media marketing ultimately determine the outcome of campaigns. When marketers master the four Ms of social marketing, all the complexity amid a sea of tools and tactics can be distilled into a simple, successful game plan.
The Four Ms of Social Media That All Marketers Should Master
