Have you missed any of my posts from around the Internet this week? Catch up below.

Who’s using Twitter? More of your customers than ever before. Get the scoop on AT&T’s Small Business Blog.

Then make yourself a Twitter star–read my post on top Twitter lessons from celebrities from Justin Bieber to Beyonce over on American Express OPEN Forum.

Also on American Express OPEN Forum, discover 9 ways to work out both your body and your business.

Are you missing out on a key market? Find out why Millennials matter to your business in my post on SCORE’s Small Business Success Blog.

What’s the biggest problem most small businesses have with their employees? Find out in my post on Anita Campbell’s Small Business Trends.

Hate doing employee reviews? Me too. Make it easier with my post on the 5 best practices for reviewing employees over on Nextiva’s Tuesday Tip.