This section describes part instances, how they relate to the original part, and how you use them to create the assembly. The following topics are covered:
“Understanding the relationship between parts, part instances, and assemblies,” Section 13.3.1
“What is the difference between a dependent and an independent part instance?,” Section 13.3.2
“How do I decide whether to create a dependent or an independent part instance?,” Section 13.3.3
“Changing from a dependent to an independent part instance or vice versa,” Section 13.3.4