psyop-military actions designed to influence the perceptions and attitudes of individuals, groups, and foreign governments.
Choose certified mail when you need proof of delivery and time is of the essence. Registered mail is the Postal Service's most secure form of mail delivery, involving an unbroken chain of custody. Registered mail is protected in sealed containers, safes and cages, and held under lock and key.
Certified Mail Receipt. If you mail a letter USPS Certified Mail the Post Office provides the mailer with (2) mail receipts. The first certified mail receipt is many times described as âproof-of-acceptanceâ this is a receipt from the Post Office that they accepted your letter on a specific date and time to prove your letter was mailed. The second is referred to as âproof of deliveryâ.