What documentation is required to unblock the only Business Partner level user or company level user on a company's profile?

What documentation is required to unblock the only Business Partner level user or company level user on a company's profile?

Due to the sensitive nature of information on PaySpace as well as for security reasons, PaySpace requires the following documentation in order to unblock the blocked user, if the user is the only Company level User or Business Partner Level User on the system.
  1. Company documentation from the owner of the company, with the company letterhead stating and specifying the user who needs to be granted access and specifying the user details.
  2. A copy of the company registration documents.
  3. Copies of the company owner's ID.
Send the above documents to support@payspace.com to unblock the profile.