You want a kitchen with soul. But you’re terrified wallpaper will bubble, stain, or scream “rental flip.” I’ve specified wallpaper for over 200 kitchens. In my first year, I made every mistake: non‑washable paper behind a kettle, cheap peel‑and‑stick near a gas range, ignoring seam alignment on a crooked 1920s wall. Expensive lessons. This guide…