"Why are we tracking parts using a pen and paper? There's a much better way to be doing this..." Cut to five years later when your former-plumbing shop is now

"Why are we tracking parts using a pen and paper? There's a much better way to be doing this..." Cut to five years later when your former-plumbing shop is now selling an inventory control PAAS to other plumbers and you're now trying to learn swift so you can port to the latest ipads.