The need for more accommodation does not, however, mean the creation of just any accommodation anywhere. It means the provision of sufficient accommodation of the right type in the right place. The extent and type of additional capacity required may well vary widely between different localities. If the development of accommodation facilities is to be efficiently planned, therefore, detailed information is necessary upon the current demand and supply and probable future trends in each locality. In many cases, this information is not available to planners in any form. It is in the provision of this information that industrial market research techniques can make a valuable contribution. This paper is concerned with the development of a methodology which will yield the required information on how much? of what? where?