The United States Postal Service is raising rates on parcel shipping services effective Sunday, Jan. 19. First-class stamps ...

The U.S. Postal Service has raised rates on shipping packages, making sending Priority Mail more expensive. However, the cost of Mailing Services is unchanged, meaning the price of a First-Class ...

Average email open rates continued their downward path during 2011 and the first quarter of 2012, though click-through rates (CTRs) increased slightly during the same period, according to Silverpop's ...