In a significant move within the food delivery sector, DoorDash has announced its acquisition of the British rival Deliveroo for $3.9 billion. This deal marks an important step for DoorDash as it aims to expand its footprint in international markets. The acquisition highlights ongoing challenges in the UK for holding onto major firms, sparking further discussions about the implications for competitors like Amazon. Alongside Deliveroo, DoorDash also plans to acquire the software firm SevenRooms in a bid to enhance its service offerings.