1.

Why wouldn't Gerald work on a factory fishing boat again?

Because although the money is excellent, the work is monotonous and exhausting.

2.

Did he work long hours?

Yes, he did. He worked 12-hour shifts.

3.

Which were the most boring jobs for him?

His most boring jobs were in the packing area.

4.

Why did Gerald stop working on the factory?

Because he injured his back while he was working on the machinery.

5.

What is Mick's advice to Gerald?

To avoid putting strain on his back in the future.