The squabble over billion of dollars in overdraft fees that Americans get charged every year is intensifying. The Consumer Financial Protection Bureau is expected to propose rules this week that further rein in banks' ability to charge customers a fee when they overdraw their bank account. Opponents of the fees often cite the example of a $3 cup of coffee costing someone $40. The banking industry is gearing up to fight back with a multimillion-dollar marketing and lobbying campaign. While banks have drastically cut back on overdraft fees in the past decade, the nation's biggest banks still take in roughly $8 billion in overdraft…
