Google announced a slew of new features (41 actually) for Google+ at Google I/O, including a new redesign. As you might imagine, this has implications for businesses, publishers and developers alike.
With that, you would probably do well to check out these three Google+ talks from the event, which dive into buttons, badges, etc. for publishers, getting the most out of Google+ in your organization, and a fireside chat with the Google+ platform team.
Here's a basic walkthrough of all the new features.
Oh yeah, and today, Google revealed that it is bringing some new Google Offers visibility into Google+.