Poor grammar really irks me so I often ignore questions/comments written that way. I do realize not everyone uses a full keyboard but jeeze, have a little respect for your readers. Invariably though, when I do reply, my only spell checker (my brain) fails me!
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