diff --git a/tests/app/main/views/test_activity.py b/tests/app/main/views/test_activity.py
index 512c9f986..8ed04e75c 100644
--- a/tests/app/main/views/test_activity.py
+++ b/tests/app/main/views/test_activity.py
@@ -265,20 +265,16 @@ def test_download_not_available_to_users_without_dashboard(
 
 def test_letters_with_status_virus_scan_failed_shows_a_failure_description(
     mocker,
-    active_user_with_permissions,
     client_request,
     service_one,
     mock_get_service_statistics,
     mock_get_service_data_retention,
     mock_get_api_keys,
 ):
-    mock_get_notifications(
-        mocker,
-        active_user_with_permissions,
-        is_precompiled_letter=True,
-        noti_status='virus-scan-failed',
-        client_reference='client reference'
-    )
+    notifications = create_notifications(template_type='letter', status='virus-scan-failed', is_precompiled_letter=True,
+                                         client_reference='client reference')
+    mocker.patch('app.notification_api_client.get_notifications_for_service', return_value=notifications)
+
     page = client_request.get(
         'main.view_notifications',
         service_id=service_one['id'],
@@ -295,7 +291,6 @@ def test_letters_with_status_virus_scan_failed_shows_a_failure_description(
 ])
 def test_should_not_show_preview_link_for_precompiled_letters_in_virus_states(
     mocker,
-    active_user_with_permissions,
     client_request,
     service_one,
     mock_get_service_statistics,
@@ -303,13 +298,10 @@ def test_should_not_show_preview_link_for_precompiled_letters_in_virus_states(
     mock_get_no_api_keys,
     letter_status,
 ):
-    mock_get_notifications(
-        mocker,
-        active_user_with_permissions,
-        is_precompiled_letter=True,
-        noti_status=letter_status,
-        client_reference='ref'
-    )
+    notifications = create_notifications(template_type='letter', status=letter_status,
+                                         is_precompiled_letter=True, client_reference='ref')
+    mocker.patch('app.notification_api_client.get_notifications_for_service', return_value=notifications)
+
     page = client_request.get(
         'main.view_notifications',
         service_id=service_one['id'],
@@ -420,43 +412,12 @@ def test_search_recipient_form(
         assert field['value'] == expected_search_box_contents
 
 
-@pytest.mark.parametrize((
-    'message_type,'
-    'api_keys_mock,'
-    'expected_search_box_label,'
-), [
-    (
-        None,
-        mock_get_no_api_keys,
-        'Search by email address or phone number',
-    ),
-    (
-        None,
-        mock_get_api_keys,
-        'Search by email address, phone number or reference',
-    ),
-    (
-        'sms',
-        mock_get_no_api_keys,
-        'Search by phone number',
-    ),
-    (
-        'sms',
-        mock_get_api_keys,
-        'Search by phone number or reference',
-    ),
-    (
-        'email',
-        mock_get_no_api_keys,
-        'Search by email address',
-    ),
-    (
-        'email',
-        mock_get_api_keys,
-        'Search by email address or reference',
-    ),
+@pytest.mark.parametrize('message_type, expected_search_box_label', [
+    (None, 'Search by email address, phone number or reference'),
+    ('sms', 'Search by phone number or reference'),
+    ('email', 'Search by email address or reference'),
 ])
-def test_api_users_are_told_they_can_search_by_reference(
+def test_api_users_are_told_they_can_search_by_reference_when_service_has_api_keys(
     client_request,
     mocker,
     fake_uuid,
@@ -465,9 +426,32 @@ def test_api_users_are_told_they_can_search_by_reference(
     mock_get_service_data_retention,
     message_type,
     expected_search_box_label,
-    api_keys_mock,
+    mock_get_api_keys,
+):
+    page = client_request.get(
+        'main.view_notifications',
+        service_id=SERVICE_ONE_ID,
+        message_type=message_type,
+    )
+    assert page.select_one('label[for=to]').text.strip() == expected_search_box_label
+
+
+@pytest.mark.parametrize('message_type, expected_search_box_label', [
+    (None, 'Search by email address or phone number'),
+    ('sms', 'Search by phone number'),
+    ('email', 'Search by email address'),
+])
+def test_api_users_are_not_told_they_can_search_by_reference_when_service_has_no_api_keys(
+    client_request,
+    mocker,
+    fake_uuid,
+    mock_get_notifications,
+    mock_get_service_statistics,
+    mock_get_service_data_retention,
+    message_type,
+    expected_search_box_label,
+    mock_get_no_api_keys,
 ):
-    api_keys_mock(mocker, fake_uuid)
     page = client_request.get(
         'main.view_notifications',
         service_id=SERVICE_ONE_ID,
@@ -581,7 +565,6 @@ def test_html_contains_notification_id(
 
 def test_html_contains_links_for_failed_notifications(
     client_request,
-    active_user_with_permissions,
     mock_get_service_statistics,
     mock_get_service_data_retention,
     mock_get_no_api_keys,
@@ -723,12 +706,15 @@ def test_should_show_address_and_hint_for_letters(
     mock_get_no_api_keys,
     mocker,
     is_precompiled_letter,
+    expected_address,
     expected_hint
 ):
     notifications = create_notifications(
         template_type='letter',
         subject=expected_hint,
         is_precompiled_letter=is_precompiled_letter,
+        client_reference=expected_hint,
+        to=expected_address
     )
     mocker.patch('app.notification_api_client.get_notifications_for_service', return_value=notifications)
 
diff --git a/tests/conftest.py b/tests/conftest.py
index 25a9dc821..cc5e1b3f8 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -3720,6 +3720,7 @@ def create_notifications(
     redact_personalisation=False,
     is_precompiled_letter=False,
     postage=None,
+    to=None
 ):
     template = template_json(
         service_id,
@@ -3740,7 +3741,8 @@ def create_notifications(
         client_reference=client_reference,
         status=status,
         created_by_name='Firstname Lastname',
-        postage=postage
+        postage=postage,
+        to=to
     )