This document provides information about Domino's Pizza, the largest pizza chain in the world. It details Domino's 19% share of the US pizza delivery market and $4 billion in annual revenue. While Domino's international sales are growing, domestic same-store sales are lagging. The document also outlines Tom Monaghan's founding of Domino's in 1960 and its growth to over 5,000 locations by the 1980s through franchising and innovative marketing. It discusses leadership changes and challenges faced by Domino's over the years.