diff --git a/src/backend/mailbox_manager/admin.py b/src/backend/mailbox_manager/admin.py
index 8b1f653..43e32a4 100644
--- a/src/backend/mailbox_manager/admin.py
+++ b/src/backend/mailbox_manager/admin.py
@@ -16,7 +16,7 @@ def sync_mailboxes_from_dimail(modeladmin, request, queryset):  # pylint: disabl
 
     for domain in queryset:
         try:
-            imported_mailboxes = client.synchronize_mailboxes_from_dimail(domain)
+            imported_mailboxes = client.import_mailboxes(domain)
         except exceptions.HTTPError as err:
             messages.error(
                 request,
diff --git a/src/backend/mailbox_manager/api/client/serializers.py b/src/backend/mailbox_manager/api/client/serializers.py
index 15a9cc8..6913fec 100644
--- a/src/backend/mailbox_manager/api/client/serializers.py
+++ b/src/backend/mailbox_manager/api/client/serializers.py
@@ -36,7 +36,7 @@ class MailboxSerializer(serializers.ModelSerializer):
         if validated_data["domain"].status == enums.MailDomainStatusChoices.ENABLED:
             client = DimailAPIClient()
             # send new mailbox request to dimail
-            response = client.send_mailbox_request(
+            response = client.create_mailbox(
                 validated_data, self.context["request"].user.sub
             )
 
@@ -49,7 +49,7 @@ class MailboxSerializer(serializers.ModelSerializer):
             mailbox_status = enums.MailDomainStatusChoices.ENABLED
 
             # send confirmation email
-            client.send_new_mailbox_notification(
+            client.notify_mailbox_creation(
                 recipient=validated_data["secondary_email"], mailbox_data=mailbox_data
             )
 
@@ -96,9 +96,7 @@ class MailDomainSerializer(serializers.ModelSerializer):
         """
         # send new domain request to dimail
         client = DimailAPIClient()
-        client.send_domain_creation_request(
-            validated_data["name"], self.context["request"].user.sub
-        )
+        client.create_domain(validated_data["name"], self.context["request"].user.sub)
 
         # no exception raised ? Then actually save domain on our database
         return models.MailDomain.objects.create(**validated_data)
diff --git a/src/backend/mailbox_manager/tests/test_utils_dimail_client.py b/src/backend/mailbox_manager/tests/test_utils_dimail_client.py
index d5e79e2..5aa59c9 100644
--- a/src/backend/mailbox_manager/tests/test_utils_dimail_client.py
+++ b/src/backend/mailbox_manager/tests/test_utils_dimail_client.py
@@ -56,7 +56,7 @@ def test_dimail_synchronization__already_sync():
             status=status.HTTP_200_OK,
             content_type="application/json",
         )
-        imported_mailboxes = dimail_client.synchronize_mailboxes_from_dimail(domain)
+        imported_mailboxes = dimail_client.import_mailboxes(domain)
 
     post_sync_mailboxes = models.Mailbox.objects.filter(domain=domain)
     assert post_sync_mailboxes.count() == 3
@@ -130,7 +130,7 @@ def test_dimail_synchronization__synchronize_mailboxes(mock_warning):
             content_type="application/json",
         )
 
-        imported_mailboxes = dimail_client.synchronize_mailboxes_from_dimail(domain)
+        imported_mailboxes = dimail_client.import_mailboxes(domain)
 
         # 3 imports failed: wrong domain, HeaderParseError, NonASCIILocalPartDefect
         assert mock_warning.call_count == 3
diff --git a/src/backend/mailbox_manager/utils/dimail.py b/src/backend/mailbox_manager/utils/dimail.py
index e1e3f48..8bf6984 100644
--- a/src/backend/mailbox_manager/utils/dimail.py
+++ b/src/backend/mailbox_manager/utils/dimail.py
@@ -75,9 +75,9 @@ class DimailAPIClient:
                 "Token denied. Please check your MAIL_PROVISIONING_API_CREDENTIALS."
             )
 
-        return self.pass_dimail_unexpected_response(response)
+        return self.raise_exception_for_unexpected_response(response)
 
-    def send_domain_creation_request(self, domain_name, request_user):
+    def create_domain(self, domain_name, request_user):
         """Send a domain creation request to dimail API."""
 
         payload = {
@@ -110,9 +110,9 @@ class DimailAPIClient:
             )
             return response
 
-        return self.pass_dimail_unexpected_response(response)
+        return self.raise_exception_for_unexpected_response(response)
 
-    def send_mailbox_request(self, mailbox, user_sub=None):
+    def create_mailbox(self, mailbox, user_sub=None):
         """Send a CREATE mailbox request to mail provisioning API."""
 
         payload = {
@@ -155,9 +155,9 @@ class DimailAPIClient:
                 "Permission denied. Please check your MAIL_PROVISIONING_API_CREDENTIALS."
             )
 
-        return self.pass_dimail_unexpected_response(response)
+        return self.raise_exception_for_unexpected_response(response)
 
-    def pass_dimail_unexpected_response(self, response):
+    def raise_exception_for_unexpected_response(self, response):
         """Raise error when encountering an unexpected error in dimail."""
         try:
             error_content = json.loads(
@@ -173,7 +173,7 @@ class DimailAPIClient:
             f"Unexpected response from dimail: {response.status_code} {error_content}"
         )
 
-    def send_new_mailbox_notification(self, recipient, mailbox_data):
+    def notify_mailbox_creation(self, recipient, mailbox_data):
         """
         Send email to confirm mailbox creation
         and send new mailbox information.
@@ -210,7 +210,7 @@ class DimailAPIClient:
                 exception,
             )
 
-    def synchronize_mailboxes_from_dimail(self, domain):
+    def import_mailboxes(self, domain):
         """Synchronize mailboxes from dimail - open xchange to our database.
         This is useful in case of acquisition of a pre-existing mail domain.
         Mailboxes created here are not new mailboxes and will not trigger mail notification."""
@@ -231,7 +231,7 @@ class DimailAPIClient:
             raise error
 
         if response.status_code != status.HTTP_200_OK:
-            return self.pass_dimail_unexpected_response(response)
+            return self.raise_exception_for_unexpected_response(response)
 
         dimail_mailboxes = ast.literal_eval(
             response.content.decode("utf-8")