# Revenue Leak Audit (with Jorge, Founder @ SMASHSEND) with JORGE FERREIRO

> 30‑minute working session to find where your SaaS is leaking ARR from lifecycle emails and billing, and sketch a 90‑day fix. We’ll review your signup, onboarding, usage, and billing flows, then: – Map your current lifecycle (where you’re leaking ARR) – Show the 3–5 highest‑ROI emails/flows we’d build first in SMASHSEND – Estimate the revenue impact using your current pricing and metrics No slides. No generic demo. Just a live teardown of your funnel.

- Host: JORGE FERREIRO
- Duration: 30 min
- Location: Google Meet
- Host time zone: America/Los_Angeles
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/jgferreiro/onboarding
- Event type id: 2719484

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=2719484&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": 2719484,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "website": "…",
    "users": "…",
    "current-tools": "…",
    "attendeePhoneNumber": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `website` (Your website), `users` (How many users do you currently have?), `current-tools` (Which email tool are you currently using?)
- Optional fields: `attendeePhoneNumber` (Phone number)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.