Great choice! I'm sure you've read the story of filthy 14 but if not look for it at BCM's site. (A reprint should come in the box, too.) I think you're the first on this forum with an EAG so we'll love to see pictures. And as mjkeat said you'll have a coupon for EAG training ($200 I think) so watch for a class near you this year.
I'm curious, being in NY what compliance issues will you have with the EAG?
The biggest issue with assembling an AR isn't so much getting the parts together right - it's getting the right parts together.
You'll remember the quality of a gun long after you forget how much you paid for it.
US Army 1966-69, VFW Life Member, Retired Geek