# Discovery Call w Email Operator with Augustinas Venclovas

> Book a video call with me, and I'll show you how much email revenue you're losing each month and how you can get it back. This call is for business owners ready to save time & delegate their email list management to a marketer with a track record of millions in email revenue. Please select a time and fill out the questionnaire to make the most of our time. Talk to you soon!

- Host: Augustinas Venclovas
- Duration: 30 min
- Location: Google Meet
- Host time zone: Europe/Vilnius
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/email-operator/discovery-call
- Event type id: 1466951

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=1466951&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.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 1466951,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "About": "…",
    "Website": "…",
    "Subscribers": "…",
    "Open-rates": "…",
    "ESP": "…",
    "Offer": "…",
    "Revenue": "…",
    "Problem": "…",
    "How-much": "…",
    "Questions": "…",
    "Business-Partner": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `About` (Please briefly describe your business), `Website` (What is your website?), `Subscribers` (How many subscribers are on your email list?), `Open-rates` (What are your average open rates?), `ESP` (Which ESP do you send emails from?), `Offer` (How much is your highest priced offer?), `Revenue` (What is your current monthly revenue?)
- Optional fields: `guests` (Add guests), `Problem` (What's the biggest problem you have with your email/email list?), `How-much` (How much money do you suspect you're losing each month because of this problem?), `Questions` (Do you have any questions or comments for me to address on our Google Meets call?), `Business-Partner` (Do you have a business partner?)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.