Select three to five candidate time windows. External attendees will vote by email (or propose an alternative time). Responses stay visible here as they come in; once everyone has responded you'll be prompted to re-check availability, and you decide when to close the poll (or it closes automatically once the deadline passes).
You may set the formal name used to address each attendee in poll emails and reminders.
We couldn't read the working hours / free-busy calendar for . Their availability may not be accurate above — double-check with them directly before sending the invite.