diff --git a/telegram-core/telegram-core-simple/src/main/java/dev/struchkov/godfather/telegram/simple/core/util/UnitTrigger.java b/telegram-core/telegram-core-simple/src/main/java/dev/struchkov/godfather/telegram/simple/core/util/UnitTrigger.java
index b243647..6c3e3ab 100644
--- a/telegram-core/telegram-core-simple/src/main/java/dev/struchkov/godfather/telegram/simple/core/util/UnitTrigger.java
+++ b/telegram-core/telegram-core-simple/src/main/java/dev/struchkov/godfather/telegram/simple/core/util/UnitTrigger.java
@@ -4,6 +4,7 @@ import dev.struchkov.godfather.main.domain.content.Mail;
 import dev.struchkov.godfather.telegram.domain.attachment.ButtonClickAttachment;
 import dev.struchkov.godfather.telegram.main.core.util.Attachments;
 
+import java.util.Arrays;
 import java.util.Optional;
 import java.util.function.Predicate;
 
@@ -41,4 +42,8 @@ public class UnitTrigger {
                 .isPresent();
     }
 
+    public static Predicate<Mail> isPersonId(String... personId) {
+        return mail -> Arrays.stream(personId).anyMatch(id -> id.equals(mail.getFromPersonId()));
+    }
+
 }