Often they boil down to honest substantive disagreements about what would best accomplish the non-profit's mission.

But in addition to the problem of predicting the future that applies to any businesses assessment of what will best serve its future goals, the goals of a charitable nonprofit are often not things that are easily to measure achievement of or progress toward objectively, which makes some debates even fuzzier than they are in business organizations.

Agreed.

Can you go into more detail about this:

It's easy to get the share structure you want if you're the founder of a typical C Corp.

There will be two classes of shares, one where each gets 50 votes, and one where each gets one. I get the first one and we'll issue the second to everyone else.