Downloadable mobile application software for creating, issuing, storing, displaying, scanning, validating, tracking, and redeeming digital passes, vouchers, coupons, offers, QR-code passes, and promotional access credentials; downloadable mobile application software for businesses to verify customer redemptions, manage digital offer rules, record redemption activity, and track referral-source attribution, redemption-source attribution, verified customer visits, and redemption eligibility; dow...