The word showroom has two distinct meanings including:

Marketing location

A showroom is a large space used to display products for sale, such as automobiles, furniture, appliances, carpet or apparel. The World's most famous locations for a showroom are the Champs Elysees in Paris or the 5th Avenue  in New York. On the Champs Elysee Car manufacturers such as Citroen , Toyota, Fiat , Renault, Mercedes or Peugeot compete to have the most extravagant showroom.

A showroom is a retail store of a company in which products are on sale in a space created by their brand or company.
A showroom can also be a space for wholesale buyers to view fashion merchandise for sale in their retail stores. LA Showroom, Maeok.com

One of the World's largest Showroom is the 73.000 m² BMW

BMW

Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...

 showroom in Munich

Munich

Munich The city's motto is "" . Before 2006, it was "Weltstadt mit Herz" . Its native name, , is derived from the Old High German Munichen, meaning "by the monks' place". The city's name derives from the monks of the Benedictine order who founded the city; hence the monk depicted on the city's coat...

 called BMW Welt

BMW Welt

BMW Welt , is a multi-functional customer experience and exhibition facility of the BMW AG, located in Munich, Germany...

.

Entertainment venue

A showroom is a permanent enclosed space used to present a performance

Performance

A performance, in performing arts, generally comprises an event in which a performer or group of performers behave in a particular way for another group of people, the audience. Choral music and ballet are examples. Usually the performers participate in rehearsals beforehand. Afterwards audience...

. Sometimes it will be customized for a particular show; for example, the Las Vegas Hilton

Las Vegas Hilton

The Las Vegas Hilton is a hotel, casino, and convention center in Las Vegas, Nevada. It is a joint venture between Colony Capital, which owns 60 percent, and New York City-based REIT Whitehall Street Real Estate Funds, which owns the remaining 40 percent...

 showroom used for the rock opera

Rock opera

A rock opera is a work of rock music that presents a storyline told over multiple parts, songs or sections in the manner of opera. A rock opera differs from a conventional rock album, which usually includes songs that are not unified by a common theme or narrative. More recent developments include...

 Starlight Express

Starlight Express

Starlight Express is a rock musical by Andrew Lloyd Webber , Richard Stilgoe and Arlene Phillips , with later revisions by Don Black and David Yazbek . The story follows a child's dream in which his toy train set comes to life; famously the actors perform wearing roller skates...

was customized by pouring concrete

Concrete

Concrete is a composite construction material, composed of cement and other cementitious materials such as fly ash and slag cement, aggregate , water and chemical admixtures.The word concrete comes from the Latin word...

 ramps onto its stage area and in the seating area.

Some showrooms are used daily, while others are only used when a performer is booked to perform. In some cases, a showroom is lease

Lease

A lease is a contractual arrangement calling for the lessee to pay the lessor for use of an asset. A rental agreement is a lease in which the asset is tangible property...

d to a performer, who then retains all income rather than being paid by the showroom owner..

Temporary showroom

In fashion capitals like New York City

New York City

New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

, Paris

Paris

Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...

, Milan

Milan

Milan is the second-largest city in Italy and the capital city of the region of Lombardy and of the province of Milan. The city proper has a population of about 1.3 million, while its urban area, roughly coinciding with its administrative province and the bordering Province of Monza and Brianza ,...

 or London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

one can find temporary showrooms.
These places can be rented on a daily or weekly basis
to host a showroom during a short time frame.
Some temporary showrooms are managed with the help of Event Management

Event management

Event management is the application of project management to the creation and development of festivals, events and conferences.Event management involves studying the intricacies of the brand, identifying the target audience, devising the event concept, planning the logistics and coordinating the...

 Agencies.
Temporary showrooms can also be Pop Up Stores or Pop Stores Pop-up retail

Pop-up retail

Pop-up retail, also known as pop-up store or flash retailing, is a trend of opening short-term sales spaces in Canada, the United States and the United Kingdom.-History:...

which are short term sales spaces.