Approved American Express transactions returning a high fraud score should be reported to Payment Services Support.

Payment Services Support contact information:

Phone (M – F  9:00 AM – 6:00 PM ET)  800.468.8996 (Press 1, #, #, 1, 7)

Chat (M – F  9:00 AM – 5:00 PM ET) http://www.blackbaud.com/support/support.aspx

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