Why you should never, ever use a question mark on Twitter or LinkedIn (infographic) | VentureBeat
if you’re talking to consumers, Monday and Wednesday are best on Twitter, and LinkedIn is better on Monday. But if your company is marketing to other businesses, post to LinkedIn on Sunday, and to Twitter on Wednesday. And while hashtags are great for consumer-focused posts, they really don’t work at all for B2B marketers.
Read more at http://venturebeat.com/2012/10/02/why-you-should-never-ever-use-a-questi...