To assess the Google+ page, there is a free tool Steady Demand that will evaluate the page and tell you what you're doing right and wrong. Part of audit shows if the linking of the page to the web is sufficient, further it shows the evaluation of your content, etc. That way, you know how to improve your Google+ page.
5. Turning off e-mails from Google+
By default, anyone connected to you via Google+ can contact you via Gmail. If you feel that this is an invasion of your privacy, you can turn this feature off: In your Gmail account, select Settings in the upper-right corner. In "Email via Google+", you can change the settings according to your preferences. Finally, do not forget to save your choice.
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Article source SocialMouths - blog providing advice in social media marketing