PORTLAND, Maine--(BUSINESS WIRE)--CashStar, the industry-leading provider of prepaid commerce solutions, today announced that Gary Lombardo, CashStar’s vice president of marketing, will speak at PAYMENTS 2015 alongside SpaFinder Wellness, Inc.’s group president of gift sales and business development, Steven Kane. Lombardo and Kane will co-host a session, entitled “Branded Currency: Using Digital Gift Cards as a Game-Changing Marketing Tool,” as part of the conference’s Game Changers & Disru