The Guardian is soliciting experiences from teachers and parents about AI-generated emails flowing between homes and schools. The callout asks whether tools like ChatGPT and Claude are making communication easier or creating new problems — and whether recipients can tell the difference. This is a crowdsourcing exercise, not a reported story. There are no statistics, no named schools, no policy analysis. The Guardian is fishing for anecdotes to build a future feature. What it surfaces, however, is a real structural question: what happens when the communication layer between two institutions — families and schools — gets intermediated by generative AI on both ends? The immediate use case is obvious. Parents with limited English, social anxiety, or time pressure use ChatGPT to draft emails that sound more polished and professional. Teachers, already drowning in administrative load, may do the same in reverse. The friction cost of composing a message drops to near zero. That sounds generative. But the second-order effects cut the other direction. If AI-polished emails raise the baseline expectation of what a "normal" parent email looks like, non-AI-users face a new disadvantage. Teachers who suspect an email is AI-generated may discount its sincerity or urgency. The signal-to-noise ratio of school communication — already strained — degrades further when neither party knows whether they're reading a human or a prompt output. The deeper risk is an arms race of synthetic politeness that hollows out the trust relationship. Parent-teacher communication works because it carries authentic signal about a child's situation. When both sides optimize for tone over content, the channel becomes performative. The humans still exist, but the communication between them becomes a negotiation between language models. No policy framework currently governs this. Schools have not published AI-communication policies. There is no disclosure norm. The Guardian's callout is, in effect, the earliest stage of a problem that education systems will have to confront — likely after the practice is already entrenched. The pattern is familiar from every other domain AI has entered: productivity gains for early adopters, followed by norm erosion, followed by institutional scrambling. The question isn't whether parents use AI to write emails. It's whether schools and families can maintain a communication channel that still carries trust when both sides know the words might not be anyone's own.