Principle 2:Levels of Precision May Differ ◆ Every model may be expressed at different levels of precision. The best kinds of models let you choose your degree of detail,depending on: Who is viewing the model. Why they need to view it. 13579e XX BHAL 009 Kr77/ View for Designers View for Customers Object Oriented Analysis and Design 9Object Oriented Analysis and Design 9 Principle 2: Levels of Precision May Differ  Every model may be expressed at different levels of precision. ▪ The best kinds of models let you choose your degree of detail, depending on: • Who is viewing the model. • Why they need to view it. View for Designers View for Customers