I had the following happen in the House of Trade. I was using the bank the same time another player was using the tailor. Notice the response I got from selecting the dialogue exit option from the banker. It seems a little odd. o.o
[ATTACH=CONFIG]n643666[/ATTACH]
The bank clerk knows the color of real money.
This sometimes happens when various dialogues are going on at the same time. It's NwN, not dms.