Google+ does not currently include any ads, but it looks like that could all change very soon.
Check out this article “Google+ Looks Poised to Roll out Social Ads” by Cameron Scott to learn about Google’s new social ads…
“Google may soon bring business-to-business ‘social ads’ to its Google+ social networking platform, according to a recent job listing for a product marketing manager for social ads launch marketing.”
“Google+ does not currently include any advertising. The company does deliver personalized advertising to users across its properties. Social advertising, however, generally refers to ads that are served to users based on their social contacts’ activities on Google+.”
- 14 Ways To Gain Influence On Google+ (baybusinesshelp.com)