C# (CSharp) IPreviousaddressmailboxtrackingfolders.MailboxTrackingFoldersByKeyWithHttpMessagesAsync - 2 examples found. These are the top rated real world C# (CSharp) examples of IPreviousaddressmailboxtrackingfolders.MailboxTrackingFoldersByKeyWithHttpMessagesAsync extracted from open source projects. You can rate examples to help us improve the quality of examples.