The roles and responsibilities of packing labor for household item shifting may vary depending on the specific job requirements and employer. However, some common responsibilities may include:

1. Packing: The packing laborer must be able to pack household items securely and safely to prevent damage during transport.

2. Loading and unloading: The laborer must be able to load and unload the packed household items onto and off the transport vehicle.

3. Organization: The laborer must be able to organize and arrange the household items in the transport vehicle for maximum safety and efficiency.

4. Communication: The laborer must be able to communicate effectively with the team and follow instructions from the supervisor.

5. Equipment handling: The laborer must be able to handle packing equipment such as tape, bubble wrap, boxes, and other materials.

6. Safety: The laborer must be aware of and follow safety protocols to prevent injuries during the packing and transportation process.

7. Attention to detail: The laborer must be attentive to detail to ensure that all items are accounted for and that nothing is damaged or lost during the packing and transportation process.

Overall, the responsibilities of packing labor for household item shifting involve ensuring the safe and efficient transportation of household items from one location to another.