# Propertybase > Propertybase (by Lone Wolf) is a Salesforce-native real estate CRM used by 20,000+ users across 60+ countries to manage leads, listings, contacts, transactions, and marketing. The Propertybase GO API (now part of Lone Wolf Front Office / the Lone Wolf Foundation cloud) is a JSON REST API for reading and writing CRM records. This llms.txt was generated by the API Evangelist enrichment pipeline from apis.yml and the repository artifacts on 2026-07-20. It is not published by Propertybase. ## API - [Propertybase GO API Reference](https://apidocs.propertybase.com/): JSON REST API. Resources include Offices, Agents, Employees, Teams, Leads, Tasks, Events, Messages, Properties, Showings, Saved Searches, Market Reports, Developments, Dynamic Forms, Contact Forms, Property Views, and Favorites. Methods: GET, POST, PATCH/PUT, DELETE. URI-path versioning at /api/v2/. - Authentication: static API key in the `X-BL-API-Key` header, issued by Propertybase support; per-resource Read/Write/Delete permissions. - Response envelope: JSON object with `status` (success/failure/unauthorized), `message`, and either `data` or an `errors[]` array. - Base URL is per-account (the API domain is provided by Propertybase support). ## Artifacts (this repository) - [Authentication profile](authentication/propertybase-authentication.yml): X-BL-API-Key apiKey scheme. - [Conventions](conventions/propertybase-conventions.yml): methods, response envelope, versioning, content negotiation. - [Error catalog](errors/propertybase-problem-types.yml): custom status/message/errors[] envelope (not RFC 9457). - [Lifecycle](lifecycle/propertybase-lifecycle.yml): v2 versioning, documentation-update changelog, no published Sunset policy. - [Changelog](changelog/propertybase-changelog.yml): dated documentation updates (2016-2021). - [Conformance](conformance/propertybase-conformance.yml): standards assertions (SOC 2/GDPR claimed; no OAuth/OIDC/RFC 9457). - [Domain security](security/propertybase-domain-security.yml): TLS/HSTS/SPF/DMARC probe results. ## Company - [Website](https://propertybase.lwolf.com/) - [Support / Resources](https://community.lwolf.com/s/propertybase-se-resources) - [Get a demo](https://www.lwolf.com/get-a-demo) - [Terms of Use](https://www.lwolf.com/terms-of-use) - [Privacy Policy](https://www.lwolf.com/privacy-policy) ## Notes - No official SDKs, CLI, MCP server, webhooks, AsyncAPI, or OpenAPI specification were found published by Propertybase. - Propertybase was acquired by Lone Wolf Technologies (2022); Propertybase GO is now marketed as Lone Wolf Front Office.