A privacy policy is the customer-facing legal document disclosing how a company collects, uses, shares, stores, and protects user data. It is legally required in most jurisdictions (US state laws like CCPA require it; GDPR in Europe requires comprehensive disclosure; many other jurisdictions have similar requirements) and operationally critical for user trust. It is one of the legal documents most-often outdated or generic at startups despite being prominently linked from every website and product. It is the document that tells users what you do with their data.
The standard sections:
Types of data collected: