diff --git a/assets/constants.ts b/assets/constants.ts
index 8e3d5e8684..12824d08ff 100644
--- a/assets/constants.ts
    b/assets/constants.ts
@@ -6162,7  6162,7 @@ export default {
 
   "MIN_QUESTION_COUNT_FOR_A_DIAGNOSTIC_TEST_SKILL": 3,
 
-  "BULK_EMAIL_SERVICE_SIGNUP_URL": "",
   "BULK_EMAIL_SERVICE_SIGNUP_URL": "emailSignup.example.com",
 
   // The default number of opportunities to show on the contributor dashboard
   // page.
diff --git a/core/controllers/profile.py b/core/controllers/profile.py
index 7800cbc0bb..9ec8a673d6 100644
--- a/core/controllers/profile.py
    b/core/controllers/profile.py
@@ -530,6  530,7 @@ class SignupHandler(
     @acl_decorators.require_user_id_else_redirect_to_homepage
     def post(self) -> None:
         """Handles POST requests."""
         logging.error('[DEBUGGING] CAN_SEND_EMAILS=%s', feconf.CAN_SEND_EMAILS)
         assert self.user_id is not None
         assert self.normalized_payload is not None
         username = self.normalized_payload['username']
@@ -545,10  546,16 @@ class SignupHandler(
             feconf.DEFAULT_FEEDBACK_MESSAGE_EMAIL_PREFERENCE,
             feconf.DEFAULT_SUBSCRIPTION_EMAIL_PREFERENCE,
         )
         logging.error(
             '[DEBUGGING] bulk_signup_failed=%s',
             bulk_email_signup_message_should_be_shown)
         # Only block registration if bulk email configuration failed and the
         # user requested bulk emails.
         bulk_email_signup_message_should_be_shown = (
             can_receive_email_updates and config_bulk_email_failed)
         logging.error(
             '[DEBUGGING] bulk_email_signup_message_should_be_shown=%s',
             bulk_email_signup_message_should_be_shown)
         if bulk_email_signup_message_should_be_shown:
             self.render_json({
                 'bulk_email_signup_message_should_be_shown': (
diff --git a/core/domain/user_services.py b/core/domain/user_services.py
index e1c01b39d5..d50c2b2cbd 100644
--- a/core/domain/user_services.py
    b/core/domain/user_services.py
@@ -1644,6  1644,7 @@ def update_email_preferences(
     Returns:
         bool. Whether updating the user's bulk email preferences failed.
     """
     logging.error('[DEBUGGING] update_email_preferences() called')
     email_preferences_model = user_models.UserEmailPreferencesModel.get(
         user_id, strict=False)
     if email_preferences_model is None:
@@ -1664,6  1665,9 @@ def update_email_preferences(
             bulk_email_services.add_or_update_user_status(
                 email, {}, 'Account',
                 can_receive_email_updates=can_receive_email_updates))
         logging.error(
             '[DEBUGGING] user_creation_successful=%s',
             user_creation_successful)
         if not user_creation_successful:
             email_preferences_model.site_updates = False
             email_preferences_model.update_timestamps()
diff --git a/core/feconf.py b/core/feconf.py
index 87faad4ce1..65a214d198 100644
--- a/core/feconf.py
    b/core/feconf.py
@@ -587,7  587,7 @@ NOREPLY_EMAIL_ADDRESS = '[email protected]'
 # correspond to owners of the app before setting this to True. If
 # SYSTEM_EMAIL_ADDRESS is not that of an app owner, email messages from this
 # address cannot be sent. If True then emails can be sent to any user.
-CAN_SEND_EMAILS = False
 CAN_SEND_EMAILS = True
 # If you want to turn on this facility please check the email templates in the
 # send_role_notification_email() function in email_manager.py and modify them
 # accordingly.
diff --git a/core/platform/bulk_email/dev_mode_bulk_email_services.py b/core/platform/bulk_email/dev_mode_bulk_email_services.py
index 552e3f1e8b..3654a6605b 100644
--- a/core/platform/bulk_email/dev_mode_bulk_email_services.py
    b/core/platform/bulk_email/dev_mode_bulk_email_services.py
@@ -61,4  61,5 @@ def add_or_update_user_status(
         'Updated status of email ID %s\'s bulk email preference in the service '
         'provider\'s db to %s. Cannot access API, since this is a dev '
         'environment.' % (user_email, can_receive_email_updates))
-    return True
     logging.error('[DEBUGGING] Simulating mailchimp failure.')
     return False