Abstract: There is provided a method and system for sending, to a contact, a digital invitation requesting a data upload. There is provided a system comprising a server having a processor configured to receive the contact selected by a requester having a registered user account of a content sharing service, to transmit, to the contact, the digital invitation comprising a unique location identifier of the content sharing service, to receive a request to access the unique location identifier, to provide a file upload dialog associated with the registered user account and to receive a data upload in response to an uploading from the file upload dialog. Accordingly, an unregistered user of a content sharing service may upload a file to a registered user without registering a new account or obtaining the registered user login credentials.