README.md in basic_serializer-0.1.4 vs README.md in basic_serializer-0.1.5

@@ -15,23 +15,28 @@
 
 ## Usage
 
 ```ruby
 class UserSerializer < BasicSerializer
-  attribute :id, :integer
-  attribute :name, :string
-  attribute :email, :string
+  attribute :id, :integer                # attribute definition
+  attribute :name, :string               # attribute definition
+  attribute :email, :string              # attribute definition
 
-  format :json, pretty: true
+  format :json, pretty: true             # output format and options
 
-  model_name "User" # optional model name metadata
+  model_name "User"                      # optional model name metadata
   schema_ref "#/components/schemas/User" # optional swagger schema reference
 end
 
 serializer = UserSerializer.new(name: 'Foobar', email: '[e-mail]', id: 1)
-serializer.to_json
-serializer.to_yaml
 serializer.serialize
+```
+```json
+{
+  "id": 1,
+  "name": "Foobar",
+  "email": "[e-mail]"
+}
 ```
 
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake spec` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.