My wife got this alert over the weekend when she did some binge-inviting for her real estate Facebook page (which has been underutilized for a long time).
That’s how to know when you’ve asked too many friends to like your Facebook Page. 
This is a post from Matt McGee's blog, Small Business Search Marketing.
How to Know When You’ve Asked Too Many Friends to Like Your Facebook Page
Comments
- Looks like she needs more friends! by Gary Paulson
- Now this is what persistence looks like! by Christy Correll
- Wow. That got to be the first time I've every seen that ... by Per Pettersson
- Amazing. Hahahahahahahahahaahahaha. by Charlie