For base structure see http://symfony.com/doc/current/cookbook/bundles/best_practices.html
Model/Entity
Model/Document
Model/Repository
Form/Type
Form/Model
Form/Field
Form/DataTransformer
Form/Handler
For base structure see http://symfony.com/doc/current/cookbook/bundles/best_practices.html
Model/Entity
Model/Document
Model/Repository
Form/Type
Form/Model
Form/Field
Form/DataTransformer
Form/Handler