US food delivery app DoorDash offers to buy UK rival Deliveroo for $3.6bn
1. DoorDash is considering a £2.7bn bid for Deliveroo. 2. Deliveroo's board is in discussions, but no firm offer made yet. 3. DoorDash is the largest food delivery app in the U.S. with significant revenue. 4. Deliveroo is the second largest in the UK, focusing on non-food deliveries. 5. CEO Tony Xu emphasizes need for digital expansion beyond core delivery services.