... After this note, there is a space left on the fridge. A gap of years uncounted passes without notice, although the missives are left in the public space. Perhaps the papers were left hanging as a permanent marker of victory, similar to how one would keep a statue in their garden. Or, perhaps, they remained as a lesson about taking in foreign housemates, and a lesson about the dangers of passive aggressive behavior.
If a student of chronostationarography were to spend his entire life meditating on the layers of colors visible in the standard packet of Post-Its, he might be able to approximate the time this gap spans. Unfortunately, there is no such science as chronostationarography, because, really, that is a dumb idea. I'm sorry I brought it up.
After this time of peace, presumably of growth, life and years spent in idle company, a new conflict began to brew ...