diff --git a/PSO_12/PSO__Week_12.pdf b/PSO_12/PSO__Week_12.pdf
new file mode 100644
index 0000000..748a66e
Binary files /dev/null and b/PSO_12/PSO__Week_12.pdf differ
diff --git a/PSO_12/answers.txt b/PSO_12/answers.txt
new file mode 100644
index 0000000..e69de29
diff --git a/Project_2/answer.sql b/Project_2/answer.sql
index cc6de06..7d29ffd 100755
--- a/Project_2/answer.sql
+++ b/Project_2/answer.sql
@@ -1,13 +1,33 @@
 set serveroutput on size 32000
+-- show errors;
 
 -- Question 1: Retailer detail
 create or replace procedure RetailerDetail (id IN Retailers.RetailerId%TYPE) as
-
+retailer_id Retailers.RetailerId%TYPE;
+retailer_name Retailers.RetailerName%TYPE;
+retailer_address Retailers.Address%TYPE;
+retailer_orders Orders.Count%TYPE;
+retailer_bestseller_id Products.ProductId%TYPE;
+retailer_bestseller Products.ProductName%TYPE;
+retailer_bestseller_count Orders.Count%TYPE;
+-- CURSOR retailer_cursor IS SELECT RetailerId FROM Retailers WHERE RetailerId=id;
+-- retailer_entry retailer_cursor%ROWTYPE;
+CURSOR order_cursor IS SELECT Count, OrderId FROM Orders WHERE RetailerId=id;
+order_entry order_cursor%ROWTYPE;
 BEGIN
-	
+	SELECT RetailerName INTO retailer_name FROM Retailer WHERE RetailerId=id;
+	SELECT Address INTO retailer_address FROM Retailer WHERE RetailerId=id;
+	SELECT SUM(Count) INTO retailer_orders FROM Orders WHERE RetailerId=id;
+	SELECT  INTO retailer_orders FROM Orders WHERE RetailerId=id;
+
+	dbms_output.put_line('Retailer Name: ' || retailer_name);
+	dbms_output.put_line('Retailer Address: ' || retailer_address);
+	dbms_output.put_line('Retailer Total Orders: ' || retailer_orders);
 END RetailerDetail;
 /
 
+show error procedure RetailerDetail;
+
 -- make test cases yourselves
 BEGIN
 RetailerDetail(1);
@@ -18,7 +38,7 @@ end;
 create or replace procedure MonthlyDelayReport as
 
 BEGIN
-	
+
 END MonthlyDelayReport;
 /
 BEGIN
@@ -30,7 +50,7 @@ End;
 create or replace procedure LeastProfitProduct as
 
 BEGIN
-	
+
 END LeastProfitProduct;
 /
 
@@ -44,7 +64,7 @@ create table RetailerCatergoryTable(RetailerId integer, Electronic integer, Appa
 create or replace procedure RetailerProductCatergory as
 
 BEGIN
-	
+
 END RetailerProductCatergory;
 /
 
@@ -61,9 +81,9 @@ drop table RetailerCatergoryTable;
 create or replace procedure CustomerProductInfo(cid IN Customers.CustomerId%TYPE, pid IN Products.ProductId%TYPE) as
 
 BEGIN
-	
+
 EXCEPTION
-	
+
 END CustomerProductInfo;
 /
 
diff --git a/setup_instructions b/setup_instructions
index 69e9ff6..939aed6 100644
--- a/setup_instructions
+++ b/setup_instructions
@@ -1,3 +1,4 @@
+source ~/.profile
 cd scripts
 sqlplus
 mocull@csora