All notices, requestsand other communications to any party hereunder shall beinwriting and either deliveredpersonally, telecopied or sent by certifiedor registered mail, postage prepaid.
When the government decided to replace the Post Office Department with the U.S. Postal Service in 1971, it exchanged a taxpayer-dependent bureaucracy with a government-owned business that was supposed to rely on the sale of postage, mail products, and services for revenue.