Setting check-in and checkout days
This setting allows you to control what days of the week guests can check-in and out of your property. However, when you use these settings it’s possible to inadvertently block large portions of your calendar, which affects whether you show up in traveler searches. For example, if you set a check-in and checkout day as Saturday, your property will only show up if a traveler is searching for a Saturday to Saturday stay.
... causes gaping holes in a prime summer season, holes that rarely get filled in a locale that lives and dies by the Sat-Sat pattern. It "might" optimize my bookings (or it might not), but it certainly won't optimize my bottom line,>>>>>>> nor will it pay my mortgage. <<<<