# B2B Group Workshop — Intake (gratis) ZZAPP CURRENT with REV.INC: ZZAPP. REROOT. INTEGRATE.

> Gratis · 20 min video · voor bedrijven, teams, festivals, retraite-organisatoren Korte intake om jullie context te begrijpen — wie is de groep, welke behoefte ligt eronder, welk format past. ZZAPP CIRCUIT (groepsformat) start vanaf €500 forfait + €10 per persoon, maar elk traject wordt op maat gequote. Na deze call ontvang je een voorstel met format, prijs, en logistiek.

- Host: REV.INC: ZZAPP. REROOT. INTEGRATE.
- Duration: 20 min
- Location: Cal Video, Google Meet
- Host time zone: Europe/Brussels
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.eu/the-revolution-incarnated/b2b-workshop-intake
- Event type id: 285988

## Check availability

```http
GET https://api.cal.eu/v2/slots?eventTypeId=285988&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.eu/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 285988,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `notes` (Additional notes), `guests` (Add guests)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.
- `location` is optional; without it the booking uses the event’s first location.