F&B is a polishing and smoothing of the gun parts to remove maching marks. You may want to clean, lube, shoot 20 first. after only a few rounds there will be raised spots on the frame rails, bottom of slide that will need polishing.
click here for a post where the new gun was having some problems, possibly due to rough surfaces . 4th post down by TxCajun has a link to the F&B details
Hey TxCajun, how about a new sticky "new gun, what do i need to know"
Congrates on the new gun and welcome to KTOG