What new developments in retail sales occurred in the late nineteenth century

The new developments in retail sales happened in the late nineteenth century is that retailers started issuing mail order catalogs to extent the millions of people who lived in rural areas. Their huge catalogs were widely issues through the mail. A mail order catalog is a periodical comprising a list of common merchandise from a company. Companies who distribute and function mail order catalogs are mentioned as catalogers contained by the industry. Catalogers buy or manufacture goods then market those goods to prospects. Catalogers may rent names from list brokers or cooperative databases. The catalog aforementioned is accessible in an alike fashion as any magazine publication and disseminated over an assortment of means typically via a postal service and the internet.