People borrow things and do not return them. What to do?

No File Exists
Check below answers in case you are looking for other related questions:
Will the debtor be regarded as no longer liable if the government or bank waive his debt?
Is it permissible to take a loan from the government’s social fund?

No File Exists
Related Answers:
He took out a loan with interest for his friend, then he repented. What should he do?
Can he enter into a muraabahah transaction to pay off a loan that he owes?
Borrowing money from the bank to start a business with the state as guarantor
Will the debtor be regarded as no longer liable if the government or bank waive his debt?
Is it permissible to take a loan from the government’s social fund?

Recommended answers for you:
Ruling on celebrating Valentine’s Day
Description of Eid prayer
Ruling on playing chess
Should Taraweeh prayer be offered individually or in congregation? Is completing the Qur’aan in Ramadaan bid’ah?
Tashahhud Originated During the Mi‘raj?