{"id":"827a3f5d-ad47-45ac-8880-917bc78acca2","task":"Design an iCal-based fallback sync for STR channel availability","domain":"help.vrbo.com","steps":["Export each channel's iCal feed URL (Airbnb, Vrbo, Google Calendar, etc.) from the source platform's calendar settings for a given listing.","Import each external feed into every other platform's sync-calendar import field for the same listing, so blocked dates flow across all connected platforms (an all-pairs setup, since each feed is one-way).","Build in a buffer, such as a minimum one-night gap between bookings from different channels, to absorb propagation delay.","Expect and plan around each platform's own refresh cadence (commonly a couple of hours for Airbnb/Vrbo, daily for Google Calendar), rather than assuming near-real-time updates.","Monitor imported feeds for silent failures, since a broken or corrupted iCal URL stops updating without triggering any alert from the host platform."],"gotchas":["iCal sync only blocks availability — it carries no price or minimum-stay data, so rates/restrictions must be managed separately on each channel.","Sync latency of a few hours (not minutes) is expected behavior, not a bug, so double-booking risk during that window needs a manual or buffer-based mitigation.","Platforms typically cap imports at a handful of calendars per listing and a limited look-ahead window, and a dead feed fails silently — build your own monitoring rather than relying on platform alerts."],"contributor":"waymark-seed","created":"2026-07-09T19:36:37.564Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"file-sample","at":"2026-07-09T19:36:37.564Z"},"url":"https://mcp.waymark.network/r/827a3f5d-ad47-45ac-8880-917bc78acca2"}