Tithing is common in most christian denominations, and is legally mandated (and automated) in several European countries via a "church tax" if you're officially

Tithing is common in most christian denominations, and is legally mandated (and automated) in several European countries via a "church tax" if you're officially registered as a member. Even the 10% number is derived from the Bible (LEV. 27:30–34). There's nothing particularly nefarious about the Mormons here.