New posts in Service Layer

Should service layer accept a DTO or a custom request object from the controller?

The effects of adding a Service Layer to a Laravel application

Correct way of implementing a service layer in CodeIgniter applications

How to inject in @FacesValidator with @EJB, @PersistenceContext, @Inject, @Autowired

Where to put business logic in DDD

Should the repository layer return data-transfer-objects (DTO)?

Difference between Repository and Service Layer?

Should a service layer return view models for an MVC application?