Pinterest is changing the rules.
Well, their contest rules, at least.
Hosting contests on social media can be a great tactic for businesses, but it can also be abused. After feeling that their previously lax form was being taken advantage of and wanting to avoid actions they view as spam, Pinterest has decided to set new Pinterest contest rules.
from Blogger http://evangelinagius.blogspot.com/2015/02/new-pinterest-contest-rules-aim-to-wean.html
Evangelina Gius 