Their personal fortunes are NOT tax exempt!
I am not an Osteen fan.
It is as clear as the sun comes up in the East and sets in the West.
What is SAD is that people actually follow and contribute. My foreign friends in Japan know of these cultural phenomenon in the States, and some say that "Americans are Stupid" when it comes to discerning fake religion.
I always try to counter that, "some Americans" may be making such mistakes--certainly not ALL, nor the majority for that matter, thank goodness.