a little refactoring for readability

app/models/form/sales/pages/buyer2_live_in_property.rb

@@ -4,12 +4,12 @@ class Form::Sales::Pages::Buyer2LiveInProperty < ::Form::Page
     @id = "buyer_2_live_in_property"
     @depends_on = [
       {
-        "jointpur" => 1,
+        "joint_purchase?" => true,
         "privacynotice" => 1,
       },
       {
-        "jointpur" => 1,
-        "noint" => 1,
+        "joint_purchase?" => true,
+        "buyer_not_interviewed?" => true,
       },
     ]
   end

app/models/sales_log.rb

@@ -250,6 +250,10 @@ class SalesLog < Log
     jointpur == 2
   end
 
+  def buyer_not_interviewed?
+    noint == 1
+  end
+
   def old_persons_shared_ownership?
     type == 24
   end