Never in my life has my bank withheld a payment. And I've never had a job paycheck held back because of "suspicious activity".
> Amex puts people in “financial review” and locks your account
Amex doesn't pay you; you pay Amex.
I'm talking about companies refusing to pay what they already owe you. App Store payments to developers are for app sales that are already long completed, and Apple has already taken the money from App Store customers.