<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by cassidy m:
I had an American Express Delta Skymiles charge and found many places did not accept American Express only visa or mastercard, so I discontinued it for that reason...</font>
I find that Amex is acceptable at many more places now than in the past - but it is still good to have a mileage earning Visa or MC for those places that don't accept Amex.