NEW SpaceGrid® II On Bar SystemPush product displays to new levels, to maximize vertical and horizontal space Sponsored Toshiba TEC to Buy IBM’s Retail Store Point-of-Sale Solutions BusinessAgreement allows both to tap growing Smarter Commerce opportunities Roundy’s Deploys POS Video Auditing Solution The system is designed to pinpoint operational and training inefficiencies IBM Acquires Retail Self-Checkout Leader PSI RALEIGH, N.C. - IBM has acquired Productivity Solutions Inc. (PSI), a leader in the fast-growing market of automated self-checkout solutions.