I also keep a list of important phone numbers written on a piece of paper and stuck in my wallet. I started doing that when payphones were a thing, but I stopp

I also keep a list of important phone numbers written on a piece of paper and stuck in my wallet. I started doing that when payphones were a thing, but I stopped doing that when I got my first cell phone. In recent months, I restarted the habit because there are times I want to just leave the phone at home.