I recently enrolled in Radiant Restaurant Guard ( a worthy program) in exchange for switching my processing to RBS via Radiant. In the process of switching they entered a wrong digit for my American Express merchant number. All my AMEX deposits went out into the ethernet and NOT into my bank account. This went on until my accountant caught the error... and I was 33K short in my bank account! When I called to complain I was hung up on THREE times by customer service agent "Chris"! He didn't like the way I was speaking to him... read full review »