This post focuses on the process of getting the vocal chain right for the given performer.
The signal chain for vocals is probably one of the most important production choices in pop music. Of course, it helps to have a healthy selection of devices to choose from. Every voice has unique qualities, some of which should be emphasized and some of which should be de-emphasized. The tools available to accomplish this are, in order of affectiveness: microphone selection, mic placement, and preamp selection.

