README.md in twilio-ruby-3.12.2 vs README.md in twilio-ruby-3.12.3

@@ -40,9 +40,18 @@
 account_sid = 'ACxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
 auth_token = 'yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy'
 
 # set up a client to talk to the Twilio REST API
 @client = Twilio::REST::Client.new account_sid, auth_token
+
+# alternatively, you can preconfigure the client like so
+Twilio.configure do |config|
+  config.account_sid = account_sid
+  config.auth_token = auth_token
+end
+
+# and then you can create a new client without parameters
+@client = Twilio::REST::Client.new
 ```
 
 ### Send an SMS
 
 ``` ruby