A converged address book XML Document Management Server, CAB XDMS, communicating with a first client for inviting a subscription to contact information, comprising: a converged address book feature handler application usage for, when receiving a contact share request for inviting a second client to subscribe to a part of the contact information of the first client, notifying a CAB server of the contact share request, the contact share request including an invitation message for inviting the second client to subscribe to said part of the contact information of the first client and a filter value as a condition for allowing the second client to subscribe only to said part of the contact information of the first client, and a personal contact card application usage for storing an access permission document, the access permission document for the second client being updated by the CAB server in response to the notification of the contact share request, wherein the personal contact card application usage is further configured to receive a forward request for contact share from the CAB server subsequent to the update of the access permission document, subsequently generate a contact view which includes only said part of the contact information of the first client by applying the filter value and store said generated contact view; and subsequently transmit a remote request to a second CAB XDMS, wherein the forward request includes the invitation message, the filter value and URL information by which the contact information of the first client can be received; and wherein the remote request includes a URI information by which said generated contact view can be fetched and the invitation message. a converged address book feature handler application usage for, when receiving a contact share request for inviting a second client to subscribe to a part of the contact information of the first client, notifying a CAB server of the contact share request, the contact share request including an invitation message for inviting the second client to subscribe to said part of the contact information of the first client and a filter value as a condition for allowing the second client to subscribe only to said part of the contact information of the first client, and a personal contact card application usage for storing an access permission document, the access permission document for the second client being updated by the CAB server in response to the notification of the contact share request, wherein the personal contact card application usage is further configured to receive a forward request for contact share from the CAB server subsequent to the update of the access permission document, subsequently generate a contact view which includes only said part of the contact information of the first client by applying the filter value and store said generated contact view; and subsequently transmit a remote request to a second CAB XDMS, wherein the forward request includes the invitation message, the filter value and URL information by which the contact information of the first client can be received; and wherein the remote request includes a URI information by which said generated contact view can be fetched and the invitation message.