The engineers at Facebook have been busy fine-tuning and adding new features lately, prompting the following primer on what’s new and — more important — what these developments mean for your business.

 Included among the additions and changes: There’s now a “Send” button for websites. “Deals” on Facebook launched this week, and its “Questions” function is live.

Further, Facebook Page administrators now have access to a “view Notifications” section, and Facebook enhanced its Comment Box plug-in for websites.

Here they are, in no particular order, with a thought or two on their significance for businesses: Read entire artricle.