The user of the system may utilize GIS directly or indirectly with “The User Interface Programs” to join the
system. A user interface program is a tool to allow for interaction between the user and computer. A logical and
consistent user interface program must be designed to perform processes easily and efficiently in the software.
Although many processes should be done for complex spatial analysis and queries in GIS software, these
processes can be executed by means of pressing a button that is developed by user interface programs. Thus, GIS
software can easily be used by everybody (Turk, T. 2009). In this study, the main concerns are to point out the
importance of consumption maps in providing significant cues for marketers. This approach will help marketers
make optimum marketing management decisions by utilizing GIS.