Over the past experience of Taiwan's urban development, the importance of park was always ignored especially in the urban park investment. Those are major accounts for the coming of bad urban environment. However, by the raise of the economic development and the national income, people are not only for the building of any infrastructures, but also pay great attention to the parks, the green places and the urban open spaces. Therefore, the rating of the value of real estates would be decided not only the structural condition and the maintenance of a building, but the good neighborhood as well. In the light of the above, the theme of this research is the design brief, and how it operates as a study tool to fulfill the investigation of substance environment based on the patterns of the buildings nearby the urban park, and the related land value. The work was aimed at gaining step-change improvements in the value that urban parks obtain from its external effects.