Ok, streamlined it and got rid of a lot of older pieces. For future projects, I'll be focusing on working on more complete environments presented in an engine.
No problem. I also linked this but not sure you saw. For future weapons, this is great ref (Lonewolf mentions it). https://www.flickr.com/photos/stickgunner/
Not sure if this helps but here's an image from Meshfusion dev Darrel Anderson. I believe a quadrangulate feature is also in the works for a future update.
They do the extrude after the extract, sorry for the confusion. :) I showed that part to illustrate that I wanted the faces as separated pieces for the future extrude.