U.S. Postal Service to Offer Six Money-Saving Mailing Promotions in 2013: To help marketers prepare earlier for upcoming mail promotions, the U.S. Postal Service for the first time is publishing a yearly promotions calendar. The “2013 Mailing Services Promotions Calendar” will include six promotions designed to generate continued interest in the various uses and benefits of mobile barcodes in direct mail, as well as provide opportunities for marketers to be more successful with traditional integrated marketing campaigns.