diff --git a/src/economy/templates/emails/expense_approved_email.txt b/src/economy/templates/emails/expense_approved_email.txt
index 31074e222..43e155117 100644
--- a/src/economy/templates/emails/expense_approved_email.txt
+++ b/src/economy/templates/emails/expense_approved_email.txt
@@ -1,10 +1,20 @@
 Hi,
 
-Your expense {{ expense.pk }} for {{ expense.camp.title }} has been approved. The amount is DKK {{ expense.amount }} and description of the expense is:
+Your expense {{ expense.pk }} for {{ expense.camp.title }} has been approved.
+
+The amount is DKK {{ expense.amount }} and description of the expense is:
 
 {{ expense.description }}
 
-{% if not expense.paid_by_bornhack %}The money will be transferred to your bank account with the next batch of reimbursements.{% else %}As this expense was paid for by BornHack no further action will be taken.{% endif %}
+{% if expense.paid_by_bornhack %}
+As this expense was paid for by BornHack no further action will be taken.
+{% else %}
+IMPORTANT: Before we can transfer the money to your bank account, you need to create a reimbursement.
+
+Please visit https://bornhack.dk/{{ expense.camp.slug }}/economy/reimbursements/create/
+
+The money will be transferred to your bank account with the next batch, after creating the reimbursement.
+{% endif %}
 
 Have a nice day!
 
diff --git a/src/profiles/apps.py b/src/profiles/apps.py
index 26e090a64..f155ea304 100644
--- a/src/profiles/apps.py
+++ b/src/profiles/apps.py
@@ -10,6 +10,7 @@
 from .signal_handlers import create_profile
 from .signal_handlers import profile_pre_save
 from .signal_handlers import set_session_on_login
+from .signal_handlers import reimbursement_msg_on_login
 
 logger = logging.getLogger(f"bornhack.{__name__}")
 
@@ -36,3 +37,8 @@ def ready(self) -> None:
             sender=User,
             dispatch_uid="profile_set_session_on_login_signal",
         )
+        user_logged_in.connect(
+            reimbursement_msg_on_login,
+            sender=User,
+            dispatch_uid="reimbursement_msg_on_login_signal",
+        )
diff --git a/src/profiles/signal_handlers.py b/src/profiles/signal_handlers.py
index 03aa805fd..ae84edb53 100644
--- a/src/profiles/signal_handlers.py
+++ b/src/profiles/signal_handlers.py
@@ -2,6 +2,8 @@
 
 import logging
 
+from django.contrib import messages
+
 from events.handler import handle_team_event
 
 logger = logging.getLogger(f"bornhack.{__name__}")
@@ -76,3 +78,16 @@ def nickserv_username_changed(instance, original) -> None:
 def set_session_on_login(sender, request, user, **kwargs) -> None:
     """Signal handler called on_login to set session["theme"] from the user profile."""
     request.session["theme"] = request.user.profile.theme
+
+def reimbursement_msg_on_login(sender, request, user, **kwargs) -> None:
+    """
+    Add message when user has approved expenses without matching reimbursement.
+    """
+    approved_expenses = user.expenses.all().filter(approved=True, reimbursement=None)
+
+    if approved_expenses.exists():
+        messages.info(
+            request,
+            f"You have {approved_expenses.count()} expenses with missing reimbursement"
+        )
+