WEB EXCLUSIVE - Understanding Postal: What a 5-Day USPS Delivery Week Means for Direct Marketers

Timing In-Home Delivery of Mail
While the USPS has been careful to say that customers would experience no change in their service standards, marketers must know that under the proposal, the applicable service standard for origin mail entered on a Saturday wouldn't start until the following Monday (or Tuesday if Monday is a holiday). This means the expected delivery date shifts two days to three days later.