[SQiTmhuY]

My thoughts are that you will have to work harder to sell the idea if you aren't dressed well. In saying that though you can dress over the top and people don't like that either.

Its like in this article i was just reading on biznik - How you can prompt us to feel or do something - The subconscious looks you over, senses the environment and matches these up to life experiences and then creates "feelings" or "judgements" which are then partly used by the individual in making the decision.

That's kind of a loose argument, but still, if you look professional, in control (but not arrogant) it will hopefully give you some sort of an advantage... if only a small one