I lather up my face with bar soap in the shower after I've shaved, find any spots I've missed, and give them the final pass. Bar soap is definitely slicker than most shave soaps and great for that final run, but it doesn't give me enough safety for my first pass.
Originally Posted by Xeraux
Personally, I don't think the brushes and all the whatnot is necessary. I'm just rubbing my bar of soap over my beard then working that into a thick lather with my hand. It works great.