# Bill Greaves – Cal.com booking page

> Bill Greaves is a senior creative professional with degrees in both Graphic Design and Marketing Communication, as well as over twenty years of professional experience. In addition to his work providing creative services directly to clients, Bill has co-founded multiple companies in the fields of professional services, e-commerce, sustainable technology and finance.

Booking page: https://cal.com/greaves

## Event types

- [30 Min Meeting](https://cal.com/greaves/30min): 30 min, confirmed instantly, event type id 1414704. Details: https://cal.com/greaves/30min.md
- [15 Min Meeting](https://cal.com/greaves/15min): 15 min, confirmed instantly, event type id 1414703. Details: https://cal.com/greaves/15min.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&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

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction