10. An image forming apparatus to add additional information to a first document, which is an object document, comprising: a receiving unit to receive the first document; a storing unit in which at least one of the group consisting of the received first document, a second document to which the additional information is added, at least one pattern corresponding to a property of the additional information, and at least one document box is stored; a user interface to receive a property of the additional information that is set in each of the at least one document box; and a control unit to store the first document to one of the at least one document box according to a property of the first document and generate the second document by inserting additional information corresponding to the property set in each of the at least one document box, in which the first document is stored, to the first document.
10. An image forming apparatus to add additional information to a first document, which is an object document, comprising: a receiving unit to receive the first document; a storing unit in which at least one of the group consisting of the received first document, a second document to which the additional information is added, at least one pattern corresponding to a property of the additional information, and at least one document box is stored; a user interface to receive a property of the additional information that is set in each of the at least one document box; and a control unit to store the first document to one of the at least one document box according to a property of the first document and generate the second document by inserting additional information corresponding to the property set in each of the at least one document box, in which the first document is stored, to the first document. 11. The image forming apparatus of claim 10 , further comprising: a transmission unit to transmit the second document to the at least one receiving device corresponding to a selection in the user interface, wherein the at least one receiving device where the second document is transmitted is determined according to a selection received from the user interface.