I think the most important element of a power outfit is proper fit. The one item to focus on is a suit. If it's the right fit, you could wear it with a T-shirt and still convey the positive message.
In 2005, I had one more year of college left, and I was taking a summer class in Barbados. I got discovered in the airport on my way back and started modeling at the beginning of my senior year at Bucknell.