diff --git a/make_post_sell/models/stripe_user_shop.py b/make_post_sell/models/stripe_user_shop.py
index 18dda42..d32e544 100644
--- a/make_post_sell/models/stripe_user_shop.py
+++ b/make_post_sell/models/stripe_user_shop.py
@@ -48,6 +48,10 @@ class StripeUserShop(RBase, Base):
 
     @property
     def stripe_cards(self):
+        # Check if Stripe is configured for this shop
+        if self.shop.stripe is None:
+            return []
+            
         return self.shop.stripe.Customer.list_payment_methods(
             self.stripe_customer, type="card"
         )["data"]
diff --git a/make_post_sell/views/billing.py b/make_post_sell/views/billing.py
index 03a2f4f..e8d4ca3 100644
--- a/make_post_sell/views/billing.py
+++ b/make_post_sell/views/billing.py
@@ -5,6 +5,7 @@ from pyramid.httpexceptions import HTTPFound, HTTPBadRequest
 from . import (
     user_required,
     shop_is_ready_required,
+    get_referer_or_home,
 )
 
 
@@ -16,6 +17,11 @@ from . import (
 )
 @shop_is_ready_required()
 def billing(request):
+    # Check if shop exists and has Stripe configured
+    if request.shop is None or request.shop.stripe is None:
+        request.session.flash(("This shop doesn't accept credit cards yet.", "info"))
+        return HTTPFound(get_referer_or_home(request))
+    
     stripe_user_shop = request.shop.stripe_user_shop(request.user)
 
     if stripe_user_shop is None:
@@ -45,6 +51,11 @@ def billing(request):
 @user_required()
 @shop_is_ready_required()
 def add_card(request):
+    # Check if shop has Stripe configured
+    if request.shop.stripe is None:
+        request.session.flash(("This shop doesn't accept credit cards yet.", "info"))
+        return HTTPFound(get_referer_or_home(request))
+    
     stripe_setup_intent = request.params.get("setup_intent")
     stripe_setup_intent_client_secret = request.params.get("setup_intent_client_secret")
 
@@ -89,6 +100,11 @@ def confirm_update_card(request):
 @user_required()
 @shop_is_ready_required()
 def update_card(request):
+    # Check if shop has Stripe configured
+    if request.shop.stripe is None:
+        request.session.flash(("This shop doesn't accept credit cards yet.", "info"))
+        return HTTPFound(get_referer_or_home(request))
+    
     action = request.params.get("action", None)
     card_id = request.params.get("card_id")
     stripe_user_shop = request.shop.stripe_user_shop(request.user)
diff --git a/make_post_sell/views/user_crypto_settings.py b/make_post_sell/views/user_crypto_settings.py
index c4aa3e5..196e74d 100644
--- a/make_post_sell/views/user_crypto_settings.py
+++ b/make_post_sell/views/user_crypto_settings.py
@@ -5,6 +5,7 @@ from ..models.user_crypto_refund_address import (
     UserCryptoRefundAddress,
     get_user_crypto_refund_address,
 )
+from ..models.meta import now_timestamp
 from . import user_required
 
 
@@ -92,7 +93,7 @@ def user_crypto_settings_update(request):
         # Update existing
         addr_obj.address = address
         addr_obj.label = label if label else None
-        addr_obj.updated_timestamp = request.now_timestamp()
+        addr_obj.updated_timestamp = now_timestamp()
         request.session.flash((f"{coin_type} refund address updated", "success"))
     else:
         # Create new