Flourtown Bakery just started a Facebook page announcing its specialties like Flag Day cakes, Father’s day shirt cakes and strawberry shortcakes. On a sign at the checkout counter announcing the Facebook page is a QR code (a unique, small black and white checkered square) Customers  can scan  the pattern with their smartphones to jump  to and follow the Bakery on Facebook. Beth Alio, Flourtown Bakery, Montgomery County, PA. Watch video here.