# Real Estate Exam [California] 21, Principles of Value Page: https://stenobird.com/podcast/real-estate-exam-prep-7644240/real-estate-exam-california-21-principles-of-value Text version: https://stenobird.com/podcast/real-estate-exam-prep-7644240/real-estate-exam-california-21-principles-of-value.md Podcast: [Real Estate Exam Prep](https://stenobird.com/podcast/real-estate-exam-prep-7644240) Published: 2026-06-25T00:21:14+00:00 Episode link: https://open-exam-prep.com/ Audio file: https://episodes.captivate.fm/episode/b4dde9c8-0747-4438-beca-c077c56563a8.mp3 Processing state: not_requested JSON: https://stenobird.com/v1/public/podcasts/real-estate-exam-prep-7644240/episodes/real-estate-exam-california-21-principles-of-value Duration seconds: 253 ## Resource This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The Principle of Substitution dictates that a property's value is set by the cost of an equally desirable alternative. - The Principle of Contribution states that an improvement's value is what it adds to the market value, not its cost. - The Principles of Progression and Regression explain how a property's value is influenced by surrounding properties. - Highest and Best Use is the most profitable, legal, and physically possible use of a property. - How supply and demand, change, and competition constantly affect real estate values. For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep ## Actions - request_transcript: `POST https://stenobird.com/v1/public/podcasts/real-estate-exam-prep-7644240/episodes/real-estate-exam-california-21-principles-of-value/transcription-requests` — Idempotently request low-priority transcript generation for this episode. - read_markdown: `GET https://stenobird.com/podcast/real-estate-exam-prep-7644240/real-estate-exam-california-21-principles-of-value.md` — Read the agent-friendly Markdown representation of this episode resource. A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed. ## Transcript Full transcripts are not published on public pages unless there is a clear rights basis.