Written for congressional offices who are asked about postage and stamps, this resource offers exhaustive information about the costs associated with mailing. It addresses customized postage, stamps vs. postage, stamp varieties, and more. Detail is given on how postage rates are set, which provides a better understanding to those looking at direct mail options and/or fulfillment solutions.
Those looking to add Direct Mail campaigns or Fulfillment solutions can learn more about how postage, addressing, targeting and delivery work, by starting with a free marketing review to determine the best options to meet your organizational goals.
Direct answers and examples can be found here: https://www.everycrsreport.com/reports/RS22611.html