Where do banks keep large amounts of cash?
They keep large amounts of cash in vaults.
Bank vaults have steel doors with special locks.
What are these?
They are safe deposit boxes.
Customers can rent safe deposit boxes at a bank.
Safe deposit boxes are a good place to keep important papers and valuable items.
Are banks open at night?
No. Most banks are closed at night.
Although banks are closed at night, ATMs outside of banks are open all night long.
Be careful if you use an ATM at night.