Card & Payment Method Issues

• Why did my transaction fail with "Card not whitelisted"?
• What does "Your Card Number not whitelisted" mean?
• What does "Invalid Transaction" mean?
• What does "Invalid Card Number" mean?
• What does "Restricted Card" mean?
• What does "Transaction Not Permitted to Acquirer/Terminal" mean?
• What does "Error(180): Response Code 4 - Pick-up, Bank Code: 43, Bank Description: DECLINED" mean?
• What does "Error 587 - Reached daily limit of failed charges" mean?
• What does "Error 30 - UNSPECIFIED FAILURE" mean?
• What does "Failed Transaction with status 'Do not honor'" mean?