Signs you have outgrown Sheets
Multiple people update the same operational rows
Booking changes require manual edits
Cleaner assignments live elsewhere
Property details are duplicated across documents
Reports depend on manual reconciliation
What a PMS changes
Instead of rows representing the operation, structured records connect reservations, properties, guests, turnovers, expenses and performance.
Keep Sheets where it still wins
Spreadsheets remain useful for ad hoc analysis and planning. Replace them as the source of truth only where live operational state matters.