# Radio Advertisement with MARSHALL ARTS STUDIOS™

> RADIO ADVERTISEMENT | Audio Advertising & Commercial Production A professional audio advertising service designed to communicate your message, promote your offerings, and strengthen brand recognition through engaging radio-ready content. From concept development and scriptwriting to voiceover coordination, audio production, and final editing, each advertisement is crafted to reflect your brand identity and connect with your intended audience. Ideal for businesses, entrepreneurs, artists, event organizers, and organizations seeking a polished audio advertisement for radio, digital audio platforms, or promotional campaigns. Broadcast placement and airtime are subject to separate arrangements unless otherwise specified. Your message, amplified. Your brand, heard. Payment Plan Available: accounting@marshallartstudios.ca Booking Policy A $5000 for basic $10,000 CAD for full, non-refundable deposit is required to secure your booking. Cancellations or rescheduling requests must be submitted at least 48 hours in advance. Once a project has commenced, typically within 48 hours of booking, all payments are final and non-refundable. By booking with Marshall Arts Studios™, you acknowledge and agree to these terms.

- Host: MARSHALL ARTS STUDIOS™
- Duration: 30 min
- Location: Zoom Video
- Host time zone: America/Toronto
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/marshall-arts-studios-77g4n0/radio-advertisement
- Event type id: 7518733

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7518733&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": 7518733,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Please-share-anything-that-will-help-prepare-for-our-meeting": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `Please-share-anything-that-will-help-prepare-for-our-meeting` (Please share anything that will help prepare for our meeting.), `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.