Event → More options → Event buffer: 10–15 min. Notes get written, coffee gets drunk.
24 hours minimum. Kills the “can you talk right now?” ambush while keeping spontaneity for real cases.
Two or three max for deep-work roles. Calendly counts across linked calendars.
Office hours + timezone display prevent the 11pm booking from a guest in another zone.
Open the link in an incognito window and try to book something pathological — verify the guardrails hold.