Guide
How to stop double-booking appointments
A double booking is never one mistake — it’s two systems disagreeing: the paper book and the DM thread, the wall calendar and someone’s memory. You don’t fix it with more care. You fix it by having exactly one place bookings can exist.
Where double bookings actually come from
- Two sources of truth: bookings taken in DMs and “I’ll write it down later” — later never comes.
- Duration lies: the 60-minute service booked into a 30-minute line collides with the next entry by design.
- Shared calendars without owners: one grid for three staff means initials, and initials mean guessing.
- Race conditions: two clients told “yes that’s free” in the same hour, by phone and in person.
The structural fix: one calendar, honest durations, per-person slots
Every booking — online, phone, walk-in — must land in the same schedule the moment it’s made, occupying its true duration on a specific person’s calendar. Once that’s the rule, double booking isn’t a discipline problem anymore; there is simply nowhere for a second booking to land.
This is Reservy’s core design: the booking page and the in-app scheduler write to one calendar, services carry real durations, each team member owns their slots, and if two clients race for the same slot online, the second one is told it’s taken and shown what’s still free.
The habits that keep it airtight
- Book DM requests into the system while the chat is open — or better, reply with the booking link and let them claim the slot themselves.
- Time your services honestly (see our pricing guide — durations lie in both directions).
- Never say “yes, that’s free” from memory. Say it looking at the schedule. It’s three seconds.
Frequently asked questions
What do I do when a double booking still happens?
Own it fast: apologize once, offer the displaced client the next truly-open slot plus a small kindness (a discount, an upgrade). Then find which second system created it — a DM, a memory, a paper note — and close that door.
Can’t I just leave buffer gaps everywhere?
Buffers hide the problem and cost you sellable hours. If you need padding for cleanup or overruns, put it inside the service duration where it’s honest — a “60-minute” service that needs 75 is a 75-minute service.