Shaving Hacks: How do you keep your neck smooth and bump-free?

Ever since I started shaving, I’ve been on the lookout for ways to keep my neck smooth without the dreaded razor bumps. I’ve tried shaving in the direction of hair growth and using a sharp razor, but I’m curious about what else I can do. Some folks say exfoliating helps a lot. What’s your go-to method for a clean, bump-free shave? Any secret tips or natural potions you swear by?