System and method for coupling greeting cards and envelopes with customized content printed thereon

An automated greeting card and envelope coupling system, comprising:

• a first conveyor configured to transport a series of greeting cards along a first conveyance path, wherein the greeting cards include a first greeting card having a first set of card dimensions and a second greeting card having a second set of card dimensions, wherein the first set of card dimensions is different from the second set of card dimensions;
• a second conveyor configured to transport a series of envelopes along a second conveyance path, wherein each of the envelopes has a front face and a back that includes an envelope flap, wherein the envelopes include a first envelope having a first set of envelope dimensions and a second envelope having a second set of envelope dimensions, wherein the first set of envelope dimensions is different from the second set of envelope dimensions, and wherein each one of the envelopes corresponds to one of the greeting cards so as to form a plurality of greeting card/envelope pairs;
• a printer configured to print customized content on one or both of the greeting card and the front face of the envelope of each of the greeting card/envelope pairs during transport along the first and second conveyance paths, respectively;
• and
• a coupling system configured to insert the greeting card into the corresponding envelope of each of the greeting card/envelope pairs during transport along the first and second conveyance paths, respectively.