Google Plus: Use it or not interested?

Does your business use Google Plus to connect with your customers and potential customers? Do you use it promote your business on the web on mobile devices or stationary computing devices? No? What is your take on this social network for your online persona or business social network strategy?

A. I use it for my business or to connect with friends, like minded people, or family.

B. I really only use either Facebook or Twitter.

C. I do not use social networks (neither does my business)