​LONDON, 2015-6-16 — /EPR Retail News/ — Topaz has won the NACS Insight 2015 International Convenience Retailer of the Year Award for its Re.Store convenience forecourt concept. The award, sponsored by Imperial Tobacco Group, was presented during the NACS Insight Convenience Summit – Europe in London on June 11. With more than 330 locations across the country, Topaz…