Linking your Facebook and Twitter pages can be an easy way to "tweet" your latest posts.
1. Be logged into Facebook
2. Be an administrator of business Facebook page.
3. Be logged into your Twitter account
http://www.facebook.com/twitter while your Twitter page is open and you are logged in. You will see all of the pages you are an administrator for listed. Click the button to link Facebook and Twitter. Your posts will now appear as tweets. You can also use this process to unlink the two pages.
For more information, check the Facebook Help Center at http://www.facebook.com/help/?page=721