28 May 2026

WhatsApp automations for hotels: what works, what annoys

WhatsApp is the highest-open-rate channel in guest messaging by a wide margin. Almost every European traveller under 55 opens a WhatsApp within five minutes of receiving it. Almost every European traveller under 55 will also block a number that abuses that channel. This piece is a straight guide to the automations that improve the guest experience and the ones that damage it.

Eight automations that work.

1. Booking confirmation. Sent within one minute of the reservation being created, with the property name, the dates, the room, the total price and a link to add the stay to their phone calendar. Not a marketing message; a receipt.
2. Pre-arrival practical info, 24 hours out. Door code (if smart lock) or check-in window, parking instructions, Wi-Fi password, breakfast times. One message, five useful facts, no upsell.
3. Late-arrival check. If check-in typically closes at 22:00 and arrival is not yet complete by 20:00, a single message: “Still on your way? Reception is open until 22:00 or we can arrange late check-in.”
4. Weather-based nudge. Only if the destination is weather-sensitive (beach, ski, hiking). One message the day before arrival: “Forecast is 22C and sunny; pool is open until 20:00.” Do not send this if the forecast is bad; nobody wants an automation to tell them their holiday will be rained on.
5. Mid-stay check on day 2 of stays >3 nights. “Hi Anna, hope Room 204 is comfortable. Anything we can help with?” Skip this for 1- and 2-night stays; the guest is a stranger.
6. Late-checkout offer at 09:00 on departure day. Only if a late-checkout slot is available (check housekeeping board). If not available, do not send.
7. Departure thank-you at check-out. One message, one link to leave a review on the guest's booking channel (Booking, Google, TripAdvisor), no upsell.
8. Review request, 24 hours after check-out. Sent once. Not sent twice, ever. The single most damaging thing you can do to your review score is to nag.

Three automations that annoy.

1. Repeated review requests. If the guest did not respond to the first review request, they are not going to respond to the second. Sending a second request drops your response rate on future stays.
2. Upsell blasts during the stay. Especially bad: the “book a spa treatment” message on Monday morning, the “dinner at our restaurant” message on Monday evening, the “airport transfer” message on Tuesday morning. Bundle upsells into the pre-arrival message where they are welcome, not into the stay where they feel like interruption.
3. Automated apologies. If something goes wrong, a human should apologise. An automation cannot read the situation and it will apologise for things the guest did not experience as a problem, priming them to complain.

The template question.

WhatsApp Business requires pre-approved templates for the first message in a conversation window, and after 24 hours of inactivity. Templates are simple, well-formed, and not creative. Do not try to make them feel human by cramming emoji or exclamation marks; make them feel useful. The best-performing templates in our data are short, factual and signed with a first name (real or attributed to a role — “Ana, reception”).

Multi-language: harder than it looks.

Machine translation of outbound messages is a false economy. It produces uncanny-valley German and idiomatic-but-wrong Portuguese. Instead, maintain templates in the languages your top-five guest markets speak, and default to English for everything else. Guest Talk auto-selects the template language based on the guest's country of residence from the OTA booking; if no matching template exists, we fall back to English rather than translate.