11. A system for providing an electronic target document in a data communication network, the system comprising a first domain on a first server system, a second domain on a second server system and a third domain on a third server system in the data communication network, each domain comprising at least one computer program containing computer instructions to cause a processor to perform specific actions, wherein: the at least one computer program of the first domain is configured to provide a link to open a digital first form in the first domain, and to receive an activation of the link by a user from a user computer device; the at least one computer program of the second domain is configured to: provide a digital second form upon activation of the link by the user from the user computer device, the second form comprising a retrieval field whereby, when the retrieval field is activated by the user from the user computer device, the following steps are performed: providing a plurality of domain access fields at the user computer device; receiving an activation of a selected one of the domain access fields by the user from the user computer device; accessing a third domain linked to the selected domain access field; and retrieving target document data from the third domain, and upload the target document associated with the target document data to the first form of the first domain.
11. A system for providing an electronic target document in a data communication network, the system comprising a first domain on a first server system, a second domain on a second server system and a third domain on a third server system in the data communication network, each domain comprising at least one computer program containing computer instructions to cause a processor to perform specific actions, wherein: the at least one computer program of the first domain is configured to provide a link to open a digital first form in the first domain, and to receive an activation of the link by a user from a user computer device; the at least one computer program of the second domain is configured to: provide a digital second form upon activation of the link by the user from the user computer device, the second form comprising a retrieval field whereby, when the retrieval field is activated by the user from the user computer device, the following steps are performed: providing a plurality of domain access fields at the user computer device; receiving an activation of a selected one of the domain access fields by the user from the user computer device; accessing a third domain linked to the selected domain access field; and retrieving target document data from the third domain, and upload the target document associated with the target document data to the first form of the first domain. 17. The system of claim 11 , wherein the at least one computer program of the second domain further is configured to: convert the target document data into the target document.