Many of this things have been dismissed as "regular business deals" that all churches or businesses do to protect their financial assets.
I personally don't care if the Riley fund simply has the watchtower as its beneficiary. The watchtower should question every penny that comes from investments to make sure they don't cross the line. The shady investments of the catholic church were used to sell me the idea that JWs don't do this type of things.
This is not far from the above. The Caymand Islands are known by most people as tax and fraud heavens. They should keep their money away from it, period. Remember? If eating meat stumbles my brother, I would not eat meat again. I seriously doubt that Paul would have ever done something good that looked bad.