i am new to traditional shaving i have used canned foam and cartridge razors for some agonizing and unclose shaves....now i am trying to transform myself to de shaving please i want to know what the shave cream does to the beard in helping to shave.. also what should i look for in a good shave cream. One more which one to choose from in case of after-shave. I have used after shave balms but curious about old spice/ aqua velva or witch hazel.. I appreciate all replies.