This Is Where Your Postcards Are Sorted, Bundled According To Zip Codes And Routes, And Placed Into Various Labeled Sacks To Be Brought To The USPS Bulk Mail Processing Center. A Full Day Job, With 3 Staff Members. A Job You Don't Want To Do, And Don't Have To. Just Line Up Your Customers And I'll Do The Rest. I Help You Succeed. The More You Print And Mail, The More I'll Make Off You, Over The Coming Years.