Tavirex ("we," "us," or "our") is a product of Smart Technology Investments LLC. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit tavirex.smarttechinvest.com (the "Site") or use our property tax analysis services.

1. Information We Collect

Information you provide directly:

Email address (if you create an account)
Property data you enter for analysis (address, assessed value, property characteristics, tax bill)
Payment information (processed by Stripe; we do not store card numbers)
Communications you send us

Information collected automatically:

IP address and approximate geolocation (country/region level)
Browser type, operating system, device type
Pages visited, time on page, referring URL

2. How We Use Your Information

To run property tax assessment analysis based on your inputs
To generate and deliver analysis reports
To process payments and manage your account and credit balance
To send transactional emails (receipts, reports, account notices)
To analyze usage patterns and improve the product
To detect and prevent fraud or abuse
To comply with legal obligations

3. Property Data Handling

The property data you provide (address, assessed value, characteristics) is used solely for computing tax analysis results. We do not sell property data to third parties. Property data entered without an account is processed in your browser and is not stored on our servers. Data associated with an account is stored encrypted and can be deleted at any time by deleting your account.

4. Data Sources We Use

Our analysis models use public government datasets including county assessor records, Census ACS housing data, state equalization board reports, Tax Foundation rate data, and FHFA House Price Index data. We do not collect personal data from these sources. All analysis is performed against aggregate statistical distributions and public records.

5. Cookies and Tracking

We use essential cookies for session management. With your consent, we use analytics cookies to understand usage patterns. You may reject non-essential cookies via our cookie banner.

6. Third-Party Services

Cloudflare -- CDN, DDoS protection, Workers API hosting, D1 database
Stripe -- Payment processing (PCI-DSS compliant)
Vercel -- Web application hosting and delivery

7. Data Retention

Account data: retained for the life of your account plus 2 years
Analysis reports: retained for the life of your account
Payment records: retained as required by law (typically 7 years)
Anonymous property data (no account): not stored beyond the browser session

8. Your Rights

Depending on your location, you may have the right to:

Access the personal data we hold about you
Correct inaccurate data
Request deletion of your data
Object to processing or withdraw consent
Data portability

To exercise these rights, email privacy@smarttechinvest.com. We will respond within 30 days.

9. California Privacy Rights (CCPA / CPRA)

We do not sell or share personal information with third parties for marketing. To submit a CCPA request, email privacy@smarttechinvest.com with "CCPA Request" in the subject line.

10. Data Security

We implement industry-standard technical and organizational measures including TLS encryption, encrypted storage, access controls, and regular security reviews.

11. Children's Privacy

The Site is not directed to children under 13. We do not knowingly collect personal information from children.

12. Changes to This Policy

We may update this policy periodically. Material changes will be communicated via email or prominent Site notice. Continued use after changes constitutes acceptance.

13. Contact Us

Smart Technology Investments LLC
Email: privacy@smarttechinvest.com
Website: tavirex.smarttechinvest.com