What leads to seller account verification failure?

There can be many reasons. Such as:

• Account title and cnic mismatched
• Account title and cnic mismatched front cnic not attached
• Account title & cnic mismatch,cheque not attached
• Account title and NTN document/ certificate mismatched
• Account title and NTN document/ certificate mismatched & cheque not attached
• NTN document/ certificate not attached
• Invalid NTN document/ certificate attached
• NTN document/ certificate & cheque not attached
• Cheque not attached
• Old cheque attached
• Blurred cheque attached
• Invalid cheque attached.
• Cropped cheque attached.
• Cnic not attached
• Cnic front copy not attached
• Blurred cnic front
• Cnic & cheque not attached
• All three attachments blurred [cnic (front & back) & cheque]
• Invalid attachments
• No attachments
• Iban not mentioned on cheque
• Iban not verified
• Non-acceptable bank
• Incomplete To do list
• Bank details not updated
• Business details not updated