diff --git a/Week05/emails_burakhan_gultoplar.py b/Week05/emails_burakhan_gultoplar.py
new file mode 100644
index 00000000..51100026
--- /dev/null
+++ b/Week05/emails_burakhan_gultoplar.py
@@ -0,0 +1,32 @@
+import re
+
+class Emails(list):
+    EMAIL_REGEX = re.compile(r"^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,}$")
+
+    def __init__(self, items):
+        self._check(items)
+        cleaned = self._unique(items)
+        super().__init__(cleaned)
+        self.data = cleaned
+
+    def _check(self, items):
+        if not all(type(x) is str for x in items):
+            raise ValueError("All items must be strings")
+
+        for mail in items:
+            if not self.EMAIL_REGEX.fullmatch(mail):
+                raise ValueError("Invalid email address")
+
+    @staticmethod
+    def _unique(items):
+        seen = []
+        for x in items:
+            if x not in seen:
+                seen.append(x)
+        return seen
+
+    def __repr__(self):
+        return f"{self.__class__.__name__}({list(self)})"
+
+    def __str__(self):
+        return "\n".join(self)