Guides
How to share when you're free, keep several calendars in step, and schedule with people outside your company — without handing anyone your calendar.
How to give an AI agent read access to your availability (without your calendar)
Why a full calendar OAuth grant is the wrong trust model for an agent, the stopgaps, and how to scope a read-only BusyBoard API key with a working curl example.
6 min read
How to schedule meetings across time zones without doing the math
Why manual time-zone conversion breaks (DST drift, working-hours mismatches), the manual workarounds, and how availability rendered in each viewer’s own zone fixes it.
5 min read
How to keep your own calendar private on a client’s Microsoft 365 tenant
How contractors keep a client-tenant Outlook calendar from leaking their other work, what busy-only mirroring can cross between tenants, and the admin-consent question.
6 min read
How to keep two work calendars from seeing each other’s details
Two jobs or a job plus a side business means two calendars that can double-book you. How busy-only mirroring keeps both in sync without either seeing the other’s details.
5 min read
How to show as busy across multiple Outlook or Microsoft 365 accounts
Why Outlook free/busy stops at the tenant boundary, what the manual fixes leak, and how to mirror busy-only blocks across every Outlook or Google account you hold.
6 min read
How to see all your calendars in one view (Google, Outlook, several accounts)
What Google Calendar and Outlook can and can't merge natively, three ways to get one view across providers and accounts, and how to turn it into a link you can send.
6 min read
How to let your AI assistant check your availability and propose meetings
Connect Claude, Cursor, or any MCP-capable assistant to your real availability across every calendar, ask it when you or a teammate are free, and let it propose meetings you approve — without it ever seeing your event details.
6 min read
How to find a meeting time with someone at another company (without sharing calendars)
Why cross-company scheduling still means email ping-pong, what free/busy federation and booking links each miss, and how to overlay two people's real availability across organisations and calendar providers.
6 min read
How to share your team’s availability with a client in one link
How to show a client when your whole team is free — merged, in their timezone, with no calendar access and no event details — and let them book the slot that works for everyone.
5 min read
How to share a Google Calendar with someone outside your company
The three ways to share a Google Calendar externally, why Workspace admins usually block the one you want, what each option exposes, and how to share only your free time instead.
6 min read
How to stop double-booking across clients or jobs
Why juggling several work calendars leads to double-bookings, the four ways people fix it, and how to make every calendar know you're busy without any client learning about the others.
6 min read
How to sync Google and Outlook calendars (and keep the details private)
Four ways to keep a Google and an Outlook calendar in sync, what each one costs you in privacy, and how to block out busy time across both without copying event details.
7 min read
How to share your availability without sharing your calendar
Share when you're free without exposing event titles, attendees, or details. A step-by-step guide to privacy-first availability sharing.
5 min read
How to send your availability in an email (3 ways)
Typing out your free times by hand, pasting a booking link, or sending a live availability link — the trade-offs of each, and how to stop your times going stale between sending and replying.
6 min read