Been there and done that. If I can offer a single piece of advice, it is to go to a reputable pro shop. Try different gear before you buy anything. Your physiology will literally change from when you start archery to when you become proficient. A second almost as important lesson is to not be macho and pull a draw weight that you aren't comfortable with.
As far as brands go, all the well known brands have good offerings. Look at Huntersfriend.com for a very good impartial buyers guide...
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