I'm a professional SEO but I haven't done a lot of testing with +1. I may never. I think it's tacky and easily gamed.
That said, it's my understanding +1 is not a signal yet, but will be (albeit of little weight). Not worth worrying about.
That said, it's my understanding +1 is not a signal yet, but will be (albeit of little weight). Not worth worrying about.
I hope you're my competition :)