diff --git a/jaffle_shop/models/final/finance/fnl_finance_customerreturnstotal.sql b/jaffle_shop/models/final/finance/fnl_finance_customerreturnstotal.sql
index a3d2c59dc..6a5ed966d 100644
--- a/jaffle_shop/models/final/finance/fnl_finance_customerreturnstotal.sql
+++ b/jaffle_shop/models/final/finance/fnl_finance_customerreturnstotal.sql
@@ -1,7 +1,7 @@
 {% set return_states = ['returned', 'return_pending'] %}
 
 select 
-    custs.customer_id 
+    orders.customer_id 
 
     {% for return_state in return_states -%}
     , SUM(payments.amount_dollars) FILTER (WHERE orders.status =' {{ return_state }}') AS {{ return_state }}_amount_dollars
@@ -10,9 +10,7 @@ select
     , SUM(payments.amount_dollars) AS sum_return_amount_dollars
 
 from {{ ref('wh_orders') }} AS orders
-    left join {{ ref('wh_customers') }} AS custs
-        on custs.customer_id = orders.customer_id
     left join {{ ref('stg_payments') }} AS payments
         on payments.order_id = orders.order_id
 where orders.status IN ('returned', 'return_pending')
-GROUP BY customer_id
\ No newline at end of file
+GROUP BY orders.customer_id
\ No newline at end of file
diff --git a/jaffle_shop/models/staging/src_seed/_models.yml b/jaffle_shop/models/staging/src_seed/_models.yml
index 46abf1529..ba35bcf76 100644
--- a/jaffle_shop/models/staging/src_seed/_models.yml
+++ b/jaffle_shop/models/staging/src_seed/_models.yml
@@ -2,8 +2,10 @@ version: 2
 
 models:
   - name: stg_orders
+    description: staging layer for all orders
     columns:
       - name: order_id
+        description: Primary Key
         tests:
           - unique
           - not_null
@@ -14,7 +16,9 @@ models:
 
   - name: stg_payments
     columns:
+    description: staging layer for all payments with a FK to order
       - name: payment_id
+        description: Primary Key
         tests:
           - unique
           - not_null
@@ -22,3 +26,12 @@ models:
         tests:
           - accepted_values:
               values: ['credit_card', 'coupon', 'bank_transfer', 'gift_card']
+
+  - name: stg_customers
+    description: staging layer for all customers, PII hashed
+    columns:
+      - name: customer_id
+        description: Primary Key
+        tests:
+          - unique
+          - not_null
\ No newline at end of file
diff --git a/jaffle_shop/models/staging/src_seed/sensitive/_models.yml b/jaffle_shop/models/staging/src_seed/sensitive/_models.yml
index 6649bf8af..e75f52c6c 100644
--- a/jaffle_shop/models/staging/src_seed/sensitive/_models.yml
+++ b/jaffle_shop/models/staging/src_seed/sensitive/_models.yml
@@ -2,8 +2,11 @@ version: 2
 
 models:
   - name: stg_customers_pii
+    description: > 
+      Table that includes all info about all customers, with PII hashed
     columns:
       - name: customer_id
+        description: Primary Key
         tests:
           - unique
           - not_null