Privacy Policy

Deal Kill Switch • Operated by Dandolo Digital LLC • Last updated: 01/01/2026

Overview

Deal Kill Switch ("we," "us," or "our") provides a web-based property screening tool that evaluates New York City properties using public data and deterministic rules. This Privacy Policy explains what information we collect, how we use it, and your choices.

Information We Collect

Information you provide:

- Property addresses or identifiers (e.g., NYC addresses, BBLs)
- Intended use selections (e.g., multifamily, mixed use)
- Account information if you sign in (via Clerk), such as email address and user ID

Automatically collected information:

- IP address (for security and abuse prevention)
- Browser and device metadata
- Usage data (number of runs, timestamps)
- Anonymous identifiers stored in cookies for usage limits

Payment information:

- Payments are processed by Stripe. We do not store credit card numbers or full payment details. Stripe handles all payment data in accordance with their privacy policy.

How We Use Information

We use information to:

- Run property screenings
- Enforce usage limits and subscriptions
- Improve reliability and accuracy
- Provide customer support
- Prevent abuse and fraud
- Comply with legal obligations

We do not sell your personal data.

Data Sources

Screening results are based on:

- Publicly available NYC datasets (e.g., PLUTO, zoning data, FEMA, LPC)
- Deterministic internal rules

Results are informational only and may be incomplete or outdated.

Cookies

We use cookies to:

- Maintain anonymous usage limits
- Support authentication
- Improve site functionality

You may disable cookies, but the app may not function correctly.

Data Retention

- Evaluation history is retained to provide user history and billing records.
- Anonymous usage data may be retained in aggregated form.
- You may request deletion of your account data by contacting us.

Data Security

We use reasonable technical and organizational measures to protect data, but no system is 100% secure.

Third-Party Services

We use:

- Clerk for authentication
- Stripe for payments
- Vercel for hosting

Their use of data is governed by their respective privacy policies.

Your Rights

Depending on your jurisdiction, you may have rights to access, correct, or delete your data. Contact us to make a request.

Contact

Dandolo Digital LLC

Email: support@dealkillswitch.com