http://forums.method.me/cs/blogs/releasenotes/archive/2023/05/04/method-updates-may-4th-2023.aspxThe following updates are now live for users of Method Fixes Duplicate Entities with the same ListIds issue resolved. (PL-37354) Contacts - Fixed an issue where users were able to save contacts with duplicate email addresses. (PL-40109) Regards, CourtneyenCommunityServer 2007.1 SP2 (Build: 31113.47)