To get a full understanding of how the LDS Church operates there are few important factors to keep in mind.
The main structure of the Church looks a lot like a pyramid system with the prophet sitting at the top, and all others below.
The Church refers to themselves as a corporation.
With the exception of one person, everyone involved at the top of the operational system is related.
Listed below are some articles on how this works!
Mormon Church Structure (How the Church is Organized)
Nepotism in the Mormon Church
LDS President is a ‘Sole Corporation’
Classes for Mormon Children & Youth
