How much buffer time should you leave between meetings?
By SoloWOS teamPublished
IN SHORT
Leave 10 to 15 minutes between short calls and 15 to 30 minutes after long or intense sessions, so a meeting that runs over doesn't eat the next one and you have time for notes. In a 2021 Microsoft EEG study, 10-minute breaks between video meetings stopped the stress build-up seen when meetings ran back to back.
Prices and limits as of .
Key takeaways
- Buffer time is the gap you keep free before or after a meeting, for overruns, notes, travel or a break.
- In Microsoft's 2021 study, 14 people in four back-to-back 30-minute video meetings showed rising beta-wave (stress) activity; 10-minute breaks reset it.
- With 60-minute sessions, a 15-minute buffer and slots that start on the half hour, a 9-to-5 day fits five sessions instead of eight.
- In SoloWOS, each meeting type has its own buffer before and after, from 5 to 60 minutes.
Buffer time is the part of the calendar nobody can book. It covers the call that runs seven minutes over, the notes you write while they're fresh, the drive between shoots and the coffee. This post is part of the scheduling hub.
What the research says about breaks between meetings
In March 2021, Microsoft's Human Factors Lab had 14 people sit through video meetings wearing EEG caps. On one day they had four 30-minute meetings back to back; on another, the same four meetings with 10-minute breaks spent on a meditation app. In the back-to-back session, beta-wave activity, associated with stress, rose steadily across the two hours, and the transitions between meetings caused spikes. With breaks, the build-up didn't happen and engagement held steady (Microsoft; WorkLab). It's a small study run by a software vendor, but it points the same way as most people's experience of a day of stacked calls.
Buffer time by meeting type
| Meeting | Length | Buffer before | Buffer after | Why |
|---|---|---|---|---|
| Intro or fit call | 15 to 20 min | 0 | 5 to 10 min | Short, rarely runs over; time to jot down next steps |
| Discovery call | 30 min | 5 min | 10 to 15 min | Notes while the details are fresh, maybe a quick estimate |
| Coaching or consulting session | 60 min | 5 to 10 min | 15 min | Sessions run over; you need a reset before the next client |
| Strategy workshop or review | 90 to 120 min | 15 min | 30 min | Prep before, a written summary after |
| In-person shoot or site visit | Varies | Travel time | Travel time | Book the drive as buffer so nobody books it |
Worked example: how buffers change a day
WORKED EXAMPLE
60-minute sessions in a 9-to-5 day
SoloWOS offers start times every 30 minutes for a 60-minute meeting type (slot starts are spaced by the meeting length, at most 30 minutes). With no buffer, clients can fill 9:00, 10:00 and so on up to 4:00 pm: eight sessions. Add a 15-minute buffer after each session: once someone books 9:00, the next free start is 10:30, then 12:00, 1:30 and 3:00. That's five sessions, ending at 4:00 pm, with 30 minutes between each. Five sessions at $150 is $750 a day instead of a possible $1,200, but eight back-to-back hours with clients is a pace few people keep up for a week.
If you want six sessions, either shorten the buffer to fit the grid, or widen your hours by 30 minutes. Before you decide, the meeting cost calculator shows what the hours in your calendar are worth at your rate.
Buffer before or buffer after?
A buffer after protects the next client from an overrun and gives you time for notes. A buffer before protects you from whatever came earlier, including events you didn't book through your scheduling page. In SoloWOS both count against existing bookings, whatever their meeting type, and against busy times on connected calendars, so a 10-minute buffer before a session also keeps a client from booking right after a dentist appointment in your Google Calendar. See how to prevent double-booking for how connected calendars are checked.
Signs your buffers are too short
- You start more than one call a day a few minutes late.
- Session notes pile up for the evening instead of being written between calls.
- You skip lunch on days with three or more client meetings.
- Clients mention that you seemed rushed at the end of a call.
Any one of these is a reason to add 5 to 10 minutes to the buffer after that meeting type and look again in two weeks. Buffers cost slots, so change one meeting type at a time and see what you lose.
Set buffers in SoloWOS Scheduling
- Open Scheduling and edit a meeting type.
- Pick a buffer before and a buffer after: no break, or 5, 10, 15, 30, 45 or 60 minutes.
- Set a minimum notice, for example 4 hours, so nobody books a slot you can't prepare for.
- In Scheduling > Availability & calendars, set your weekly hours. Add a second range on a day (for example 9 to 12 and 2 to 5) to keep a long lunch free.
SoloWOS doesn't have a daily cap on bookings. To limit a day, shorten that day's hours or split them into ranges. For meetings other people put in your calendar, Outlook can shorten them for you: its "Shorten appointments and meetings" setting ends events early or starts them late by the minutes you choose (Microsoft Support). To share a booking page clients can schedule from with buffers built in, Solo costs $15/month. If your week is full of recurring status calls, what a weekly status call really costs is the next read.
Questions
Is 5 minutes between meetings enough?
For short internal calls, often yes. For client sessions, 5 minutes is gone as soon as one call runs over, and then you start the next one late and unprepared. Use at least 10 minutes after client calls and 15 after hour-long sessions.
Should clients see my buffer time?
No, and in a booking tool they don't: the buffer simply removes the slots that would sit too close to another meeting. The client sees fewer start times, not an explanation, which keeps the page simple.
What's the difference between buffer time and minimum notice?
Buffer time is space around each meeting. Minimum notice is how far ahead someone must book: with 4 hours, a person booking at 10 am can pick 2 pm at the earliest. You usually want both, because one protects your day's rhythm and the other protects your preparation.
Sources
Facts checked against these sources on October 18, 2026. Rules and amounts change, so confirm them at the source before you file or sign.
- Microsoft, Research shows your brain needs breaks (Human Factors Lab EEG study, April 20, 2021)
- Microsoft WorkLab: Research proves your brain needs breaks
- Microsoft Support: Make all your events shorter automatically (Outlook)
Last reviewed:
SoloWOS tools mentioned here
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