The addressee of the documents has access to the documents of the Senders it has accepted.
Other persons with access to this account also have access to these documents unless they are of a confidential nature (salary slips) or if the addressee has explicitly refused access for this sender to the mandatees of the account.
In order to have access to these documents, the mandatee must contact the addressee of the documents, who may Share access to his or her documents.
See also our article "You do not have access to this sender for one of the following reasons .....'