Savings refers to an individual depositing surplus or temporarily unused currency into a bank, or a currency credit act that can store business post offices according to regulations. Deposit into a bank, a credit cooperative is called bank savings, and deposit into a post office is called post savings. According to the above definition, what are the following savings behaviors? ['Zhang Fang deposited 5,000 yuan in cash at the post office.', 'Wang Hai took his savings from the bank and put it into the stock market.', 'Pharaoh puts his monthly salary in his own safe.', 'Xiao Li returned to the bank in time after overdrafting with a credit card for 1,000 yuan.']