But when Michelle DiFilippo-Espinoza began using Pinterest to support her one-person jewelry company, business actually suffered. Pinterest spammers stole and repurposed images of her products to promote scams and computer viruses.
http://mashable.com/2012/04/23/pinterest-spammer-small-business/
http://mashable.com/2012/04/23/pinterest-spammer-small-business/