The USPS 1975 "Change of Address Kit" Leaflet is a collectible advertising piece from the United States Postal Service. This original multi-color leaflet, created in 1975, promotes a government-themed campaign encouraging customers to update their addresses. As a piece of history, this leaflet offers a glimpse into the advertising practices of the USPS during that time and serves as a unique collectible item for those interested in government memorabilia.