a mail wrapping system apparatus for preparing for mailing postal items includes receiving trays for respectively receiving postal items from companies and an extraction device for extracting from the postal items a multiplicity of same address groups of the postal items , each of the same address groups consisting of ones of the postal items having coinciding ones of destination addresses . a wrapping unit respectively individually assembles each of the same address groups into a bundle and successively wraps each of the same address groups assembled using a wrapping component with a corresponding one of the destination addresses respectively displayed on each of the wrapped same address groups to provide for mailing the wrapped same address groups . a weight sorter then sorts the wrapped same address groups into weight divisions set forth by a fee schedule of a specified delivery agency and the wrapped same address groups are sent with appropriate postage .