The plumber forgot to close the water line; is he liable for damage that was caused because of that?

Should he work for a company whose boss is a kaafir?

Ruling on go-betweens

Taking fees from children to look at animals and birds

Ruling on renting out the accommodation provided for him by the company

Renter asking for money in return for ending the rental agreement ahead of time

Ruling on fixing or maintaining mobile phones and selling them

He sets up training courses, then he makes a contract with the trainer and the owner of the venue

Renting out dry-cleaning equipment to the worker for a monthly rent

It was stipulated that he should not use electrical appliances in the student residence