I'm not trolling here, but this shouldn't be an issue. Because really, there's about 1,000 other reasons you shouldn't be banking at BoA or Chase.
Just a little bit of research (took me 20 seconds) and you would have found this:
http://www.snopes.com/politics/guns/bankofamerica.asp
Presenting stuff like this if it's a no-**** fact does little for peoples credibility.
And you are....?
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