Our family has used the name badges for the past two trips. We loved having the CM's call us by name. It really opens up conversations.
My hubby found that if he dressed a certain way many people thought he was a CM. Walking thru the poly one day he was asked 5 times for directions! LOL He thought it was soo funny, as he has a beard! We thought everyone knew that Disney does not allow facial hair! He taught MANY people that in Feb.