Here's the list of what annoys people about brands trying to shoehorn their way into social media, the wrong way (is there a right way to shoehorn that doesn't involve shoes?) Among them (and there's an infographic here): One or two pithy updates but making a typo or, a grammar mistake. Lance Concannon, director of Disruptive Communications, the agency that put the research together, says informality is good, but “There is a danger in letting standards slip too far.” Chart and more at link.