We're moving full steam ahead into earnings season, and the banks are getting ready to report. Wells Fargo (WFC -0.34%) will be releasing earnings on Friday, with Bank of America (BAC 0.03%), Goldman Sachs (GS -0.37%), Citigroup (C -0.49%), and Huntington Bancshares (HBAN 0.33%) all reporting next week. In this video, The Motley Fool's Matt Koppenheffer gives banking investors the three metrics he sees as key points to watch for as the earnings statements come out.