Expansion of Habitual Domains and DMCS

In this chapter, we present methods for HD expansion for solving challenging decision problems effectively. First, we discuss the types of HD expansion then present the 7-8-9 principles, twenty-four simple and powerful mental principles that DM can use to expand his HD to solve challenging decision problems. Then, we provide a procedure based on the 7-8-9 principles for solving DMCS problems with an illustration.