What are some other types of objects that would need to have ...

[KimWrice]

What are some other types of objects that would need to have their alignment properties defined?
 
  What will be an ideal response?

Question 2

A constraint-based modeler is used to create a gear cluster assembly by inserting modeled bicycle gear cogs and spacers onto a splined hub. Axial and radial alignment of the elements is critical to maintaining an accurate model. Define a sensible base point to use when adding individual cogs (gears) to the assembly.
 
  What will be an ideal response?

[hollysheppard095]

Answer to Question 1

Windows, clocks, or anything else that sticks to a wall.

Answer to Question 2

The center point of the original gear blank

[KimWrice]

Thanks for the timely response, appreciate it

[blakcmamba]

Great answer, keep it coming