The primary responsibility is to deliver milk packets to customers at designated times and locations. 

Planning and executing delivery routes efficiently, considering traffic and time constraints. 

Adhering to delivery schedules and ensuring timely deliveries to meet customer expectations. 

Responding to customer inquiries and addressing any issues or concerns. 

Basic maintenance of the delivery vehicle, including cleaning and refueling. 

Ensuring the safety of both the delivery boy and the milk packets during delivery.