By watching how the market mainly? There is much Demand by a Survey in the area to watch the market and bring in development projects such as the design, pricing, etc. areas, etc.
The view that the market has mostly Demand extent required by the Survey in the area and brought to market. Information on the development of projects such as the design, pricing, zoning, etc.
By the look that the market is mainly have any Demand much by Survey down in the area to see the market and is used as the data in the development of the project. Such as the design, set the price. To define the area, etc.!