@@ -618,7 +618,7 @@ Each field type has a number of different options that can be passed to it.
618618Many of these are specific to the field type and details can be found in
619619the documentation for each type.
620620
621- ..sidebar ::The ``required``option
621+ ..sidebar ::The ``required``Option
622622
623623 The most common option is the ``required `` option, which can be applied to
624624 any field. By default, the ``required `` option is set to ``true ``, meaning
@@ -636,7 +636,7 @@ the documentation for each type.
636636 In other words, the ``required `` option is "nice", but true server-side
637637 validation should *always * be used.
638638
639- ..sidebar ::The ``label``option
639+ ..sidebar ::The ``label``Option
640640
641641 The label for the form field can be set using the ``label `` option,
642642 which can be applied to any field::
@@ -1101,6 +1101,12 @@ Defining your Forms as Services
11011101Defining your form type as a service is a good practice and makes it really
11021102easy to use in your application.
11031103
1104+ ..note ::
1105+
1106+ Services and the service container will be handled
1107+ :doc: `later on in this book </book/service_container >`. Things will be
1108+ more clear after reading that chapter.
1109+
11041110..configuration-block ::
11051111
11061112 ..code-block ::yaml