Creative Samples Library Peet's Coffee & Tea Email Campaigns: Note: This sample is from the MarketingSherpa article: Case Study: How to Split Test Offers to Your House List (Without Customer Service Nightmares) Email campaign: Free shipping on all online orders Email campaign: Free shipping on order of $30 or more Email campaign: Free shipping on order of $50 or more Home page for "free shipping on $50 or more" email