README.md in opay-1.0.0 vs README.md in opay-1.0.1

@@ -27,6 +27,22 @@
 then add the following to your routes.rb file:
 
 ``` ruby
 # config/routes.rb
 mount Opay::Engine => '/opay'
+```
+
+declare which of your models recive payments
+
+``` ruby
+class ModelName < ActiveRecord::Base
+  include Opay::Payable
+end
+```
+
+create payment form
+
+``` haml
+= opay_form_for(@model_name) do |f|
+  = f.payment_info first_name: 'Jan', last_name: 'Kowalski', email: '[e-mail]', desc: 'Payment description'
+  = f.submit 'pay with payu'
 ```
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