They ask
Dates come in from your website, or staff enter them. The unit is not held yet.
Morning arrivals. An occupancy calendar that will not sell the same unit twice. An invoice that already includes the nights.
Open Today. Late arrivals are at the top. Departures that should have left are marked. Check-in and check-out stay on the row.
Each row is a unit. Each column is a night. A bar is a reservation. A second reservation on those nights is refused. The morning of departure is empty, so the next guest can arrive the same day.
A request from your website waits for staff to accept. Until then, the unit is still available.
Saving a reservation opens the invoice and puts the lodging on it. Add breakfast or a transfer before check-out. Take cash, card, transfer, MB Way, or Multibanco. The guest copy is a PDF with your logo, the lines, and a code the guest can scan.
A later change to the rate catalog does not rewrite an invoice you have already issued.
Dates come in from your website, or staff enter them. The unit is not held yet.
Accepting reserves the nights and opens the invoice. If another stay took the unit first, the accept is refused.
The door code is already set for the arrival time. An early check-in starts it sooner.
The morning is free. Housekeeping already has that unit. The code ends at check-out time.