Step 4.3 Recognize product instances
Where the same generic PFD fragment relates to more than one instance of a Particular type of product, an attempt should be made to identity each of those instances.
ldentifying product instances
Amanda decides that there are likely to be four major software modules needed in her application for which the PFD fragment in Figure 2.3 would be appropriate The products that Brigette can identify at the present are all unique.