Question: Is a person liable for damages caused to his friend who is injured by slipping on the person’s item, which broke and was left lying on the floor?

Short Answer: No, a person is generally not liable for damage caused by his broken object. There is a dispute, however, if he is liable where he could have picked it up but did not do so.

Damaged In My House

Question: Is a person liable for accidental damage that he causes to a person who enters his house without permission?

Short Answer: There is a dispute whether the homeowner is liable for accidental damage where he is aware of the trespasser. The Shulchan Aruch appears to hold that he is exempt from liability.