BOCA RATON, FLORIDA, Jul 22, 2010 (MARKETWIRE via COMTEX) — Delivery Technology Solutions, Inc. (PINK SHEETS: DTSL) management is pleased to announce that the company has retained Toronto-based investor relations (IR) firm Mina Mar Group (www.minamargroup.net) for the purpose of IR and consulting work as DTSL expands on the delivery service market. DTSL’s main subsidiary Universal Delivery...