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Answer: Bank overdraft fees
Explanation: Bank overdraft fees are the highest of all banks fees, at around $35 per overdraft. Returned deposit fee. When a bank customer deposits a check that bounces, that customer will likely incur a returned deposit fee to cover the costs of handling the missing funds. These fees cost customers about $15 per returned deposit.
The largest source of fees for banks when it comes to checking accounts is the Overdraft fees.
Overdraft fees refers the fees that are charged on an account for the use of overdraft facility by the account owner.
Other source of fee for banks includes ATM charges, Minimum balance etc
Therefore, the largest source of fees for banks when it comes to checking accounts is the Overdraft fees.
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