Expand your audience
Easily share your blog post on Google+ whenever you publish something new. Each time you publish to Blogger, you’ll see a Google+ sharebox pre-loaded with your post, making it easier to connect with your audience and reach new readers.
Manage conversations in one place
Bring comments on your posts together in one place. Whether people leave a comment on your blog or share something about one of your blog posts on Google+, you'll be able to see and respond to it right from your blog.
Find out which of your posts really pop
Use the +1 counter on the Blogger dashboard to quickly see which of your posts are most popular with your readers. You can also see how your posts get shared on Google+ with Ripples.
Turn visitors to your blog into fans on Google+
Add the Google+ Followers gadget to your blog to turn visitors into Google+ fans. They'll be able to keep up with all your Google+ posts and share them with their circles, helping you reach more people.
Start conversations with Google+ mentions
Include Google+ mentions in your blog posts to grab someone's attention. Your mention will link to their Google+ page or profile, and you can notify them when you share your post to Google+.