Peek over the shoulder at the smartphone of any commuter or an office worker's computer screen during a break, and undoubtedly you'll see a social network open. According to Nielsen's 2012 Social Media Report, all those quick looks at Facebook or a scroll through Twitter news added up to Americans spending 121 billion minutes on social networking in one month. While Facebook remains the top social site, those minutes are also being filled with services like Blogger, Pinterest, and Google+.
Make efficient sense of your time online with our must-follow tips for social networks.

The study, which was conducted in June of this year, says that nearly 25 percent of our time online is spent checking various social networks, while Facebook accounts for 85 percent of that share. I'm sure Facebook's




