Buyer Be Fair: The Promise of Product Certification. Directed by John De Graaf & Hana Jindrova. Mexico, the Netherlands, UK, Sweden, USA and Canada 57 min. Bullfrog Series. Description: Buyer Be Fair looks at two major trade goods- timber and coffee- to find out how certification works and whether it helps the world’s poor, and its lands? Can the lessons from certification of timber, by the Forest Stewardship Council, and coffee, by Fair Trade, be applied to other products?