Food manufacturers who want to distribute samples of their products may find their work subject to more control, as grocers sign exclusive contracts with demo firms. The H.E. Butt Grocery Co., of San Antonio, TX, has a contract with Quality Demos, based in Sonora, CA, and no competing firms are allowed in Butt supermarkets. Eagle Food Centers, Milan, IL, has a contract with Mass Connections to oversee and monitor the performance of demo firms. Also described are methods used by other supermarkets to control demos., With the popularity of in-store sampling soaring among brand marketers, retailers across the country are taking more control over the practice. Sampling may never be the same. Manufacturers wishing to [...]