With the annual Benchmarks and Trends in Exhibit and Sponsorship Sales research regularly concluding that proving customer ROI is a top challenge for sales professionals, those keen to acquire tools to overcome that challenge may note the Exhibit Sales Roundtable (ESR) comes to Chicago, USA, on 27 June, 2019. Joe Federbush, President/Chief Strategist, Evolio Marketing, will conduct the interactive experience designed to prove ROI. Federbush works with tradeshows inclu...