README.md in trust-0.8.3 vs README.md in trust-1.4.2

@@ -57,13 +57,37 @@
 
     def associated_with_client?
       parent && parent.is_a?(Client) && parent.operators.find(user.id)
     end
   end
+  
+  
+  class Voucher < Default
+    member_roles :accountant do
+      can :edit, :show, :if => :associated_with_client?
+    end
+    def members_role()
+      user.member_role( subject_or_parent.team )
+    end
+  end
+
+  # Rails 4 - definitions for  strong_params
+  class Invoice < Default
+    require :invoice          # requires :invoice hash. This is set by default, so in practice not necessary to define
+    permit :date, :due_days   # permitted parameters
+    role :accountant do
+      can :edit, :show, :if => :associated_with_client?
+    end
+    role :department_manager, :accountant do
+      can :new, :create, :if => lambda { parent }, permit: [:date, :due_days, :discount]
+    end
+  end
 end
 ```
 
+The members_role can be implemented if a user has multiple roles such as memberships of teams, projects or similar. 
+
 The following attributes will be accessible in a Permissions class:
 
 * ```subject``` - the resource that is currently being tested for authorization
 * ```parent```  - the parent of the authorization when resource is nested
 * ```user```    - the user accessing the resource
@@ -86,11 +110,11 @@
   login_required
   trustee
 end
 ```
 
-The trustee statement will set up 3 before_filters in your controller:
+The trustee statement will set up 3 before_filters (before_actions) in your controller:
   
 ``` Ruby
 before_filter :set_user
 before_filter :load_resource
 before_filter :access_control
@@ -211,9 +235,17 @@
 ```
 
 You can even assign these if you like. The resource is also exposed as helper, so you can access it in views.
 For simplicity we have also exposed an ```instances``` accessor that you can assign when you have a multirecord result,
 such as for index action.
+
+Accessing strong_params for updates (rails 4)
+
+``` Ruby
+  @invoice.update_attributes(resource.strong_params)
+  # or
+  resource.instance.update_attributes(resource.strong_params)
+```
 
 ## Overriding defaults
 
 ### Overriding resource permits in the controller