README.mdown in intercom-rails-0.2.23 vs README.mdown in intercom-rails-0.2.24

@@ -87,10 +87,13 @@
     ...
   end
 end
 ```
 
+Attributes must be accessible in order to sync with intercom. Additionally, attriutes ending in "_at" will be parsed as times.
+
+
 ### Inbox
 Intercom includes an inbox which allows a user to read their past conversations with your app, and start new conversations. It's hidden by default, you can include a link to open it by adding a line to `config/initializers/intercom.rb`:
 
 To use the default link style, which requires no extra config and includes a small question mark icon in the bottom right corner of your app:
 
@@ -109,9 +112,17 @@
 ```html
   <a id="Intercom">Support</a>
 ```
 
 You can read more about configuring the Inbox within Intercom (Config menu -> Inbox Link).
+
+### Environments
+
+By default Intercom will be automatically inserted in all Rails environments. If you would like to specify the environments in which Intercom should be inserted, you can do so as follows:
+
+```ruby
+  config.enabled_environments = ["production"]
+```
 
 ### Manually Inserting the Intercom Javascript 
 
 Some situations may require manually inserting the Intercom script tag. If you simply wish to place the Intercom javascript in a different place within the page or, on a page without a closing `</body>` tag: