Resources INDUSTRY ALERT Scheduled System Releases - April 28, 2019 (April 26, 2019) Updated ACS Technical guide (April 26, 2019) USPS Retiring Legacy Container, Tray and Start-the-Clock Visibility in PostalOne! (April 25, 2019) Informed Delivery at the National Postal Forum (April 24, 2019) NPF Registration Deadline Extended and More (April 18, 2019) Industry Alert: Issue Impacting Access to the Mailer Scorecard RESOLVED (April 15, 2019) Industry Alert: Issue Impacting Access to the Mailer Scorecard (April15, 2019) INDUSTRY ALERTCOMPLETED: April 14, 2019 System Releases (April 14, 2019) Northeast Area, MERCURY SPILL INCIDENT AT THE ARECIBO PUEBLO STATION, 442 AVE JUAN ROSADO (April 12, 2019) INDUSTRY ALERT PostalOne! Release 48.1.1.0 - April 14, 2019 (April 12, 2019) COMPLETED: Scheduled Maintenance Activities (April 7, 2019) REMINDER: Scheduled Maintenance Activities (April 5, 2019) UPDATE: Eastern Area – Pittsburgh Plant Reopening – Pittsburgh District (April 5, 2019) Eastern Area – Pittsburgh Plant Reopening – Pittsburgh District (April 4, 2019) Postal Service Maintains Existing Marketing Mail Letter and Flats Requirements (April 4, 2019) Western Area, Post Offices Closed Due to Flooding, Central Plains District (April 3, 2019)