Definition: Landlord-provided tenant improvements to a grey shell building that convert a cold, dark space to a warm, lit one. Also referred to as vanilla shell improvements (VSI), under-ceiling improvements vary by situation but usually include taped and ready-to-paint walls, suspended ceiling with lights, floor coverings, electricity and plumbing ready for the installation of outlets and fixtures, and window coverings.

Discussion: Like many real estate terms and phrases, those associated with shell leases (e.g., vanilla shell, base shell, cold shell, warm shell, etc.) differ by location and situation, sometimes even within the same region or municipal area. As they say, the devil is in the details. The lease or sales contract should clearly and exactly specify the degree to which construction of any sort of "shell" building has been or will be completed prior to tenant occupancy.

Shell leasing and its various forms (warm, cold, base) are used primarily in commercial real estate, but are gaining popularity in upscale condominiums and townhouses and other high-end residential real estate transactions. The idea is to attract either tenants or buyers, or both, by offering customizable living units. Financial incentives in the form of tenant (or buyer) improvement allowances afford new residents the opportunity to select nearly all aspects of interior decor, including relatively large projects such as plumbing and fixtures, wiring, and interior walls.


Terms, Definitions, and Concepts: Real Estate, Construction and Building, Appraisal, Auction, Finance and Investment, Management

A contract in which one party makes an obligation to perform without receiving in return any express promise of performance from the other party, such as an open listing contract, where the seller agrees to pay a commission to the first broker who brings in a ready, willing and able buyer

A minimum price set by a court in a judicial foreclosure, below which the property may not be sold by a court appointed commissioner at public auction; the minimum price which can be accepted for the property after the court has had the property appraised

Definition: The minimum bid or asking price that a seller is willing to accept for a property to be sold at auction. If this minimum price is not reached during the auction, the property or item for sale is withdrawn.
More commonly known as "Reserve price".

Terms, Definitions, and Concepts: Auction, Real Estate

A direction or location that is toward the headwaters of a stream or river; the direction opposite the direction in which a river or stream is flowing.

Terms, Definitions, or Concepts: Hydrology, Science, Water

A branch of the U.S. Department of Agriculture responsible for managing the national forests of the United States. Popularly known as the "U.S. Forest Service.

That period of time over which an asset, such as a building, is expected to remain economically feasible to the owner

Charging a rate of interest in excess of that permitted by law

A suburb of London, located in Middlesex in southeast England.