Management Instruction FM-640-2023-1 - Postal Bulletin 22655 - Contents Handbooks Handbook EL-312 Revision: Chapter 4, “Processing External Vacancy Announcements and Veterans’ Preference Claims” Effective J..." /> Management Instruction FM-640-2023-1 - Postal Bulletin 22655 - Contents Handbooks Handbook EL-312 Revision: Chapter 4, “Processing External Vacancy Announcements and Veterans’ Preference Claims” Effective J..." />