From the Courier, Express, and Postal Observer: In its conference call discussing its 2nd Quarter 2010 results, UPS explained that the growth in its profitability this quarter reflected the fact that while volumes grew slightly, both labor hours and miles driven were down. The decline in the use of labor and transportation assets reflected a more streamlined network than what existed a year earlier. The streamlining put downward pressure on the total work hours of its Teamster employees. Read the full post here.