//------------- CONSTRUCTORS --------------
 public ServicesController(IServicesService servicesService,
                           IServiceTypesService serviceTypesService,
                           IOperatingLocationsService operatingLocationsService,
                           IDocumentsService documentsService,
                           IVehicleTypesService vehicleTypesService)
 {
     this.servicesService           = servicesService;
     this.serviceTypesService       = serviceTypesService;
     this.operatingLocationsService = operatingLocationsService;
     this.documentsService          = documentsService;
     this.vehicleTypesService       = vehicleTypesService;
     this.unifiedModel = new ServicesUnifiedModel
     {
         ServiceInputModel     = new ServiceInputModel(),
         ServiceTypeInputModel = new ServiceTypeInputModel(),
         DocumentInputModel    = new DocumentInputModel(),
         VehicleTypeInputModel = new VehicleTypeInputModel()
     };
 }
 //------------- CONSTRUCTORS --------------
 public VehicleTypesController(IVehicleTypesService vehicleTypesService)
 {
     this.vehicleTypesService = vehicleTypesService;
 }