Principles of Real Estate
This chapter covers the foundational concepts every New York salesperson must understand: what real property is, the rights that come with ownership, how estates and interests are defined, and the basic principles of value. Master these ideas first, because the law, contracts, and finance topics all build on this vocabulary. Note that specific figures and rules can change over time, so confirm current details with the New York Department of State.
Real vs. Personal Property
Real property is land and everything permanently attached to or appurtenant to it, along with the bundle of legal rights that come with ownership. Personal property, also called chattel, is movable and not permanently affixed. Items can change character: a fixture is personal property that has become real property by being permanently attached.
The Bundle of Rights
Ownership of real property is often described as a bundle of rights. These rights are extensive but always limited by government powers and by private agreements. Understanding this bundle explains what an owner can and cannot do.
Estates and Forms of Ownership
An estate is the degree, quantity, and extent of a person's interest in real property. Freehold estates involve ownership; leasehold estates involve possession for a time. Concurrent ownership describes how two or more people can hold title together.
Encumbrances and Legal Descriptions
An encumbrance is a claim or limitation that affects title or use without preventing transfer. Real property must also be precisely identified, which is done through recognized legal description systems rather than street addresses alone.
Principles of Value
Value is influenced by economic principles that appraisers and agents use to explain price behavior. Location, scarcity, and utility all play roles, and several named principles predict how features and surroundings affect worth.
Last updated: July 2026