diff --git a/FlippR-Driver/include/output/items/EightDigitDisplay.h b/FlippR-Driver/include/output/items/EightDigitDisplay.h
index c3bd494..74cb1b2 100644
--- a/FlippR-Driver/include/output/items/EightDigitDisplay.h
+++ b/FlippR-Driver/include/output/items/EightDigitDisplay.h
@@ -16,7 +16,7 @@ namespace output
 namespace items
 {
 
-class EightDigitDisplay : public Display
+class EightDigitDisplay : public virtual Display
 {
 public:
   virtual ~EightDigitDisplay() = default;
diff --git a/FlippR-Driver/include/output/items/SevenDigitDisplay.h b/FlippR-Driver/include/output/items/SevenDigitDisplay.h
index 6bbbd2a..b2693cb 100644
--- a/FlippR-Driver/include/output/items/SevenDigitDisplay.h
+++ b/FlippR-Driver/include/output/items/SevenDigitDisplay.h
@@ -16,7 +16,7 @@ namespace output
 namespace items
 {
 
-class SevenDigitDisplay : public Display
+class SevenDigitDisplay : public virtual Display
 {
 public:
   virtual ~SevenDigitDisplay() = default;
diff --git a/FlippR-Driver/src/output/OutputDriverFactory.cpp b/FlippR-Driver/src/output/OutputDriverFactory.cpp
index 00dfaa6..6c6a3d5 100644
--- a/FlippR-Driver/src/output/OutputDriverFactory.cpp
+++ b/FlippR-Driver/src/output/OutputDriverFactory.cpp
@@ -16,8 +16,6 @@
 #include "output/detail/DisplayBoardPinController.h"
 #include "output/detail/DriverBoardPinController.h"
 
-#include "output/items/detail/EightDigitDisplay.h"
-#include "output/items/detail/SevenDigitDisplay.h"
 #include "output/items/Flipper.h"
 
 namespace flippR_driver
@@ -39,23 +37,23 @@ std::shared_ptr<OutputDriver> get_OutputDriver(const std::string & solenoid_conf
   auto output_pin_mutex = std::make_shared<std::mutex>();
   std::shared_ptr<DriverBoardPinController> driver_board_pin_controller(new detail::DriverBoardPinController(output_pin_mutex));
 
-  auto flippers = get_items<FlipperFactory, detail::DriverBoardPinController>(solenoid_config_path, driver_board_pin_controller);
-  auto solenoids = get_items<SolenoidFactory, detail::DriverBoardPinController>(solenoid_config_path, driver_board_pin_controller);
-  auto lamps = get_items<LampFactory, detail::DriverBoardPinController>(lamp_config_path, driver_board_pin_controller);
+  auto flippers = get_items<FlipperFactory, detail::DriverBoardPinController, items::Flipper>(solenoid_config_path, driver_board_pin_controller);
+  auto solenoids = get_items<SolenoidFactory, detail::DriverBoardPinController, items::Solenoid>(solenoid_config_path, driver_board_pin_controller);
+  auto lamps = get_items<LampFactory, detail::DriverBoardPinController, items::Lamp>(lamp_config_path, driver_board_pin_controller);
 
   auto sound_board_pin_controller = std::make_shared<detail::SoundBoardPinController>(output_pin_mutex);
-  auto sounds = get_items<SoundFactory, detail::SoundBoardPinController>(sound_config_path, sound_board_pin_controller);
+  auto sounds = get_items<SoundFactory, detail::SoundBoardPinController, items::Sound>(sound_config_path, sound_board_pin_controller);
 
   auto display_board_pin_controller = std::make_shared<detail::DisplayBoardPinController>();
-  auto displays = get_items<DisplayFactory, detail::DisplayBoardPinController>(display_config_path, display_board_pin_controller);
+  auto displays = get_items<DisplayFactory, detail::DisplayBoardPinController, items::Display>(display_config_path, display_board_pin_controller);
 
   auto display_controller = std::make_unique<detail::DisplayController>(displays, display_board_pin_controller);
 
-  //return std::make_shared<OutputDriver>(std::move(display_controller), solenoids, lamps, sounds, flippers, displays);
+  return std::make_shared<OutputDriver>(std::move(display_controller), solenoids, lamps, sounds, flippers, displays);
 }
 
-template<typename FactoryType, typename ControllerType>
-std::map<std::string, std::shared_ptr<items::Item>> get_items(const std::string &config_path, std::shared_ptr<PinController> pin_controller)
+template<typename FactoryType, typename ControllerType, typename ItemType>
+std::map<std::string, std::shared_ptr<ItemType>> get_items(const std::string &config_path, std::shared_ptr<PinController> pin_controller)
 {
   std::ifstream config_stream{config_path};
   nlohmann::json config_json;
@@ -63,7 +61,7 @@ std::map<std::string, std::shared_ptr<items::Item>> get_items(const std::string
 
   FactoryType factory{config_json, std::static_pointer_cast<ControllerType>(pin_controller)};
 
-  std::map<std::string, std::shared_ptr<items::Item>> map;
+  std::map<std::string, std::shared_ptr<ItemType>> map;
   try{
     map = factory.getItemMap();
   }
diff --git a/FlippR-Driver/src/output/OutputDriverFactory.h b/FlippR-Driver/src/output/OutputDriverFactory.h
index ad2680e..97bcfb2 100644
--- a/FlippR-Driver/src/output/OutputDriverFactory.h
+++ b/FlippR-Driver/src/output/OutputDriverFactory.h
@@ -28,8 +28,8 @@ std::shared_ptr<OutputDriver> get_OutputDriver(const std::string & solenoid_conf
                                                   const std::string & sound_config_path,
                                                   const std::string & display_config_path);
 
-template<typename FactoryType, typename ControllerType>
-std::map<std::string, std::shared_ptr<items::Item>> get_items(const std::string & config_path, std::shared_ptr<PinController> pin_controller);
+template<typename FactoryType, typename ControllerType, typename ItemType>
+std::map<std::string, std::shared_ptr<ItemType>> get_items(const std::string & config_path, std::shared_ptr<PinController> pin_controller);
 
 }
 }
diff --git a/FlippR-Driver/src/output/detail/DisplayController.cpp b/FlippR-Driver/src/output/detail/DisplayController.cpp
index 882dbaf..03e725c 100644
--- a/FlippR-Driver/src/output/detail/DisplayController.cpp
+++ b/FlippR-Driver/src/output/detail/DisplayController.cpp
@@ -18,7 +18,7 @@ namespace output
 namespace detail
 {
 
-DisplayController::DisplayController(std::map<std::string, std::shared_ptr<items::Item>> & displays,
+DisplayController::DisplayController(std::map<std::string, std::shared_ptr<items::Display>> & displays,
                                      std::shared_ptr<DisplayBoardPinController> pin_controller
 )
   : pin_controller{pin_controller}, is_running(true)
diff --git a/FlippR-Driver/src/output/detail/DisplayController.h b/FlippR-Driver/src/output/detail/DisplayController.h
index 0ccf408..fb2d75f 100644
--- a/FlippR-Driver/src/output/detail/DisplayController.h
+++ b/FlippR-Driver/src/output/detail/DisplayController.h
@@ -25,7 +25,7 @@ namespace detail
 class DisplayController : public output::DisplayController
 {
 public:
-	explicit DisplayController(std::map<std::string, std::shared_ptr<items::Item>> &displays, std::shared_ptr<DisplayBoardPinController> pin_controller);
+	explicit DisplayController(std::map<std::string, std::shared_ptr<items::Display>> &displays, std::shared_ptr<DisplayBoardPinController> pin_controller);
 	~DisplayController() override;
 
 	void activate_displays() const override;
diff --git a/FlippR-Driver/src/output/factories/DisplayFactory.cpp b/FlippR-Driver/src/output/factories/DisplayFactory.cpp
index 3ad8d3e..c3a5f6c 100644
--- a/FlippR-Driver/src/output/factories/DisplayFactory.cpp
+++ b/FlippR-Driver/src/output/factories/DisplayFactory.cpp
@@ -23,9 +23,9 @@ DisplayFactory::DisplayFactory(nlohmann::json &object, std::shared_ptr<DisplayBo
   pin_controller->set_pin_map(this->pin_map);
 }
 
-std::map<std::string, std::shared_ptr<items::Item>> DisplayFactory::getItemMap()
+std::map<std::string, std::shared_ptr<items::Display>> DisplayFactory::getItemMap()
 {
-  std::map<std::string, std::shared_ptr<items::Item>> display_map;
+  std::map<std::string, std::shared_ptr<items::Display>> display_map;
   auto displays = this->object.at(config_path::display_list);
   for (auto & display : displays)
   {
@@ -33,9 +33,9 @@ std::map<std::string, std::shared_ptr<items::Item>> DisplayFactory::getItemMap()
     auto address = display.at(config_path::item_address).get<uint8_t>();
     auto digits = display.at(config_path::display_digits).get<uint8_t>();
     if (digits == 8)
-      display_map.emplace(std::string{static_cast<char>(id)}, std::make_shared<items::detail::EightDigitDisplay>(address, id));
+      display_map.emplace(std::string{static_cast<char>(id)}, std::dynamic_pointer_cast<items::Display>(std::make_shared<items::detail::EightDigitDisplay>(address, id)));
     else if (digits == 7)
-      display_map.emplace(std::string{static_cast<char>(id)}, std::make_shared<items::detail::SevenDigitDisplay>(address, id));
+      display_map.emplace(std::string{static_cast<char>(id)}, std::dynamic_pointer_cast<items::Display>(std::make_shared<items::detail::SevenDigitDisplay>(address, id)));
     else
       throw new std::logic_error{"Display digits can either be 7 or 8"};
   }
diff --git a/FlippR-Driver/src/output/factories/DisplayFactory.h b/FlippR-Driver/src/output/factories/DisplayFactory.h
index 12289e3..2066c85 100644
--- a/FlippR-Driver/src/output/factories/DisplayFactory.h
+++ b/FlippR-Driver/src/output/factories/DisplayFactory.h
@@ -20,7 +20,8 @@ class DisplayFactory : ItemFactory
 {
 public:
   explicit DisplayFactory(nlohmann::json & object, std::shared_ptr<DisplayBoardPinController> pin_controller);
-  std::map<std::string, std::shared_ptr<items::Item>> getItemMap() override;
+
+  std::map<std::string, std::shared_ptr<items::Display>> getItemMap();
 
 private:
   void create_pin_map();
diff --git a/FlippR-Driver/src/output/factories/FlipperFactory.cpp b/FlippR-Driver/src/output/factories/FlipperFactory.cpp
index 1f07e8c..b384a1a 100644
--- a/FlippR-Driver/src/output/factories/FlipperFactory.cpp
+++ b/FlippR-Driver/src/output/factories/FlipperFactory.cpp
@@ -18,10 +18,10 @@ FlipperFactory::FlipperFactory(nlohmann::json &object, std::shared_ptr<DriverBoa
   ItemFactory{object, pin_controller}
 {}
 
-std::map<std::string, std::shared_ptr<items::Item>> FlipperFactory::getItemMap()
+std::map<std::string, std::shared_ptr<items::Flipper>> FlipperFactory::getItemMap()
 {
   auto flippers = this->object.at(config_path::flipper_path);
-  std::map<std::string, std::shared_ptr<items::Item>> flipper_map;
+  std::map<std::string, std::shared_ptr<items::Flipper>> flipper_map;
   for (auto flipper : flippers)
   {
     auto name = flipper.at(config_path::item_name).get<std::string>();
diff --git a/FlippR-Driver/src/output/factories/FlipperFactory.h b/FlippR-Driver/src/output/factories/FlipperFactory.h
index 0d4aadc..6c15acf 100644
--- a/FlippR-Driver/src/output/factories/FlipperFactory.h
+++ b/FlippR-Driver/src/output/factories/FlipperFactory.h
@@ -9,6 +9,7 @@
 #define FLIPPR_DRIVER_FLIPPERFACTORY_H
 
 #include "ItemFactory.h"
+#include "output/items/Flipper.h"
 #include <string>
 
 namespace flippR_driver
@@ -20,7 +21,7 @@ class FlipperFactory : ItemFactory
 {
 public:
   explicit FlipperFactory(nlohmann::json & object, std::shared_ptr<DriverBoardPinController> pin_controller);
-  std::map <std::string, std::shared_ptr<items::Item>> getItemMap() override;
+  std::map <std::string, std::shared_ptr<items::Flipper>> getItemMap();
 
 };
 
diff --git a/FlippR-Driver/src/output/factories/ItemFactory.h b/FlippR-Driver/src/output/factories/ItemFactory.h
index f0fdf30..84c9ce4 100644
--- a/FlippR-Driver/src/output/factories/ItemFactory.h
+++ b/FlippR-Driver/src/output/factories/ItemFactory.h
@@ -36,6 +36,8 @@ namespace config_path
 
   const char solenoid_path[] = "solenoids";
 
+  const char lamps_path[] = "lamps";
+
   const char display_board[] = "display_board";
   const char run_pin[] = "run";
   const char display_select[] = "display_select";
@@ -50,7 +52,7 @@ class ItemFactory
 public:
   ItemFactory(nlohmann::json &object, std::shared_ptr<PinController> pin_controller);
 
-  virtual std::map<std::string, std::shared_ptr<items::Item>> getItemMap() = 0;
+  //virtual std::map<std::string, std::shared_ptr<items::Item>> getItemMap() = 0;
 
 protected:
   void initialize_port_extender(nlohmann::json & extender);
diff --git a/FlippR-Driver/src/output/factories/LampFactory.cpp b/FlippR-Driver/src/output/factories/LampFactory.cpp
index 7cd3f2f..8f990e3 100644
--- a/FlippR-Driver/src/output/factories/LampFactory.cpp
+++ b/FlippR-Driver/src/output/factories/LampFactory.cpp
@@ -18,15 +18,15 @@ LampFactory::LampFactory(nlohmann::json &object, std::shared_ptr<DriverBoardPinC
   ItemFactory{object, pin_controller}
 {}
 
-std::map<std::string, std::shared_ptr<items::Item>> LampFactory::getItemMap()
+std::map<std::string, std::shared_ptr<items::Lamp>> LampFactory::getItemMap()
 {
-  auto lamps = this->object.at("lamps");
-  std::map<std::string, std::shared_ptr<items::Item>> lamp_map;
+  auto lamps = this->object.at(config_path::lamps_path);
+  std::map<std::string, std::shared_ptr<items::Lamp>> lamp_map;
   for (auto lamp : lamps)
   {
-    auto name = lamp.at("name").get<std::string>();
-    auto address = lamp.at("address").get<uint8_t >();
-    auto extender = lamp.at("extender").get<std::string>();
+    auto name = lamp.at(config_path::item_name).get<std::string>();
+    auto address = lamp.at(config_path::item_address).get<uint8_t >();
+    auto extender = lamp.at(config_path::item_extender).get<std::string>();
     auto pin_base = this->get_extender_pin_base(extender);
     auto lamp_item = std::make_shared<items::detail::Lamp>(std::static_pointer_cast<DriverBoardPinController>(this->pin_controller), address, pin_base, name);
     lamp_map.emplace(name, lamp_item);
diff --git a/FlippR-Driver/src/output/factories/LampFactory.h b/FlippR-Driver/src/output/factories/LampFactory.h
index 9fe7e7a..2bc2b94 100644
--- a/FlippR-Driver/src/output/factories/LampFactory.h
+++ b/FlippR-Driver/src/output/factories/LampFactory.h
@@ -10,6 +10,7 @@
 
 #include "output/DriverBoardPinController.h"
 #include "ItemFactory.h"
+#include "output/items/Lamp.h"
 
 namespace flippR_driver
 {
@@ -20,7 +21,7 @@ class LampFactory : ItemFactory
 {
 public:
   explicit LampFactory(nlohmann::json & object, std::shared_ptr<DriverBoardPinController> pin_controller);
-  std::map<std::string, std::shared_ptr<items::Item>> getItemMap() override;
+  std::map<std::string, std::shared_ptr<items::Lamp>> getItemMap();
 };
 
 }
diff --git a/FlippR-Driver/src/output/factories/SolenoidFactory.cpp b/FlippR-Driver/src/output/factories/SolenoidFactory.cpp
index 4224ed6..3193058 100644
--- a/FlippR-Driver/src/output/factories/SolenoidFactory.cpp
+++ b/FlippR-Driver/src/output/factories/SolenoidFactory.cpp
@@ -22,10 +22,10 @@ SolenoidFactory::SolenoidFactory(nlohmann::json &object, std::shared_ptr<DriverB
   }
 }
 
-std::map<std::string, std::shared_ptr<items::Item>> SolenoidFactory::getItemMap()
+std::map<std::string, std::shared_ptr<items::Solenoid>> SolenoidFactory::getItemMap()
 {
   auto solenoids = this->object.at(config_path::solenoid_path);
-  std::map<std::string, std::shared_ptr<items::Item>> solenoid_map;
+  std::map<std::string, std::shared_ptr<items::Solenoid>> solenoid_map;
 
   for (auto solenoid : solenoids)
   {
diff --git a/FlippR-Driver/src/output/factories/SolenoidFactory.h b/FlippR-Driver/src/output/factories/SolenoidFactory.h
index 600a18b..908462a 100644
--- a/FlippR-Driver/src/output/factories/SolenoidFactory.h
+++ b/FlippR-Driver/src/output/factories/SolenoidFactory.h
@@ -10,6 +10,7 @@
 
 #include "output/DriverBoardPinController.h"
 #include "ItemFactory.h"
+#include "output/items/Solenoid.h"
 
 namespace flippR_driver
 {
@@ -21,7 +22,7 @@ class SolenoidFactory : public ItemFactory
 public:
   explicit SolenoidFactory(nlohmann::json &object, std::shared_ptr<DriverBoardPinController> pin_controller);
 
-  std::map<std::string, std::shared_ptr<items::Item>> getItemMap() override;
+  std::map<std::string, std::shared_ptr<items::Solenoid>> getItemMap();
 
 private:
   uint8_t deactivation_time;
diff --git a/FlippR-Driver/src/output/factories/SoundFactory.cpp b/FlippR-Driver/src/output/factories/SoundFactory.cpp
index 9154a34..18bc269 100644
--- a/FlippR-Driver/src/output/factories/SoundFactory.cpp
+++ b/FlippR-Driver/src/output/factories/SoundFactory.cpp
@@ -25,10 +25,10 @@ SoundFactory::SoundFactory(nlohmann::json &object, std::shared_ptr<SoundBoardPin
   this->set_address_pins();
 }
 
-std::map<std::string, std::shared_ptr<items::Item>> SoundFactory::getItemMap()
+std::map<std::string, std::shared_ptr<items::Sound>> SoundFactory::getItemMap()
 {
   auto sounds = this->object.at(config_path::sound_path);
-  std::map<std::string, std::shared_ptr<items::Item>> sound_map;
+  std::map<std::string, std::shared_ptr<items::Sound>> sound_map;
   for (auto sound : sounds)
   {
     auto name = sound.at(config_path::item_name).get<std::string>();
diff --git a/FlippR-Driver/src/output/factories/SoundFactory.h b/FlippR-Driver/src/output/factories/SoundFactory.h
index c36dccb..0c8990b 100644
--- a/FlippR-Driver/src/output/factories/SoundFactory.h
+++ b/FlippR-Driver/src/output/factories/SoundFactory.h
@@ -21,7 +21,7 @@ class SoundFactory : ItemFactory
 {
 public:
   explicit SoundFactory(nlohmann::json & object, std::shared_ptr<SoundBoardPinController> pin_controller);
-  std::map<std::string, std::shared_ptr<items::Item>> getItemMap() override;
+  std::map<std::string, std::shared_ptr<items::Sound>> getItemMap();
 
 private:
   void set_fire_pin();
diff --git a/FlippR-Driver/src/output/items/OutputDisplay.h b/FlippR-Driver/src/output/items/OutputDisplay.h
index f67e1fd..e8fb8b6 100644
--- a/FlippR-Driver/src/output/items/OutputDisplay.h
+++ b/FlippR-Driver/src/output/items/OutputDisplay.h
@@ -21,7 +21,7 @@ namespace output
 namespace items
 {
 
-class OutputDisplay : public Display
+class OutputDisplay : public virtual Display
 {
 
 public:
diff --git a/FlippR-Driver/src/output/items/detail/Display.h b/FlippR-Driver/src/output/items/detail/Display.h
index 4910e6f..3533664 100644
--- a/FlippR-Driver/src/output/items/detail/Display.h
+++ b/FlippR-Driver/src/output/items/detail/Display.h
@@ -21,7 +21,7 @@ namespace items
 namespace detail
 {
 
-class Display : public items::OutputDisplay
+class Display : public virtual items::OutputDisplay
 {
 public:
   Display(const uint8_t & address, const uint8_t & id);
diff --git a/FlippR-Driver/src/output/items/detail/EightDigitDisplay.h b/FlippR-Driver/src/output/items/detail/EightDigitDisplay.h
index 22ae3a1..fd56eaf 100644
--- a/FlippR-Driver/src/output/items/detail/EightDigitDisplay.h
+++ b/FlippR-Driver/src/output/items/detail/EightDigitDisplay.h
@@ -20,7 +20,7 @@ namespace items
 namespace detail
 {
 
-class EightDigitDisplay : public items::detail::Display, public items::EightDigitDisplay
+class EightDigitDisplay : public virtual items::detail::Display, public virtual items::EightDigitDisplay
 {
 public:
   EightDigitDisplay(uint8_t address, uint8_t id) :
diff --git a/FlippR-Driver/src/output/items/detail/Flipper.cpp b/FlippR-Driver/src/output/items/detail/Flipper.cpp
index 4fb5541..b2dab31 100644
--- a/FlippR-Driver/src/output/items/detail/Flipper.cpp
+++ b/FlippR-Driver/src/output/items/detail/Flipper.cpp
@@ -23,7 +23,7 @@ namespace detail
 Flipper::Flipper(std::shared_ptr<DriverBoardPinController> pin_controller, const uint8_t & address, const uint8_t & pin_base, const std::string & name) :
   Item(std::move(name)), DriverBoardItem(pin_controller, address, pin_base), pin_controller(std::move(pin_controller))
 {
-  CLOG(INFO , OUTPUT_LOGGER) << "Created flipper \"" << name << "\" with pin-base " << int(pin_base) << " and address " << int(address);
+  //CLOG(INFO , OUTPUT_LOGGER) << "Created flipper \"" << name << "\" with pin-base " << int(pin_base) << " and address " << int(address);
 }
 
 Flipper::~Flipper()
@@ -33,13 +33,13 @@ Flipper::~Flipper()
 
 void Flipper::activate()
 {
-  CLOG(INFO, OUTPUT_LOGGER) << "Flipper "  << name << "activated";
+  CLOG(INFO, OUTPUT_LOGGER) << "Flipper "  << name << " activated";
   this->pin_controller->activate(*this);
 }
 
 void Flipper::deactivate()
 {
-  CLOG(INFO, OUTPUT_LOGGER) << "Flipper "  << name << "deactivated";
+  CLOG(INFO, OUTPUT_LOGGER) << "Flipper "  << name << " deactivated";
   this->pin_controller->deactivate(*this);
 }
 
diff --git a/FlippR-Driver/src/output/items/detail/SevenDigitDisplay.h b/FlippR-Driver/src/output/items/detail/SevenDigitDisplay.h
index c5d0f19..d72d5b5 100644
--- a/FlippR-Driver/src/output/items/detail/SevenDigitDisplay.h
+++ b/FlippR-Driver/src/output/items/detail/SevenDigitDisplay.h
@@ -18,7 +18,7 @@ namespace items
 namespace detail
 {
 
-class SevenDigitDisplay : public items::detail::Display, public items::SevenDigitDisplay
+class SevenDigitDisplay : public virtual items::detail::Display, public virtual items::SevenDigitDisplay
 {
 public:
   SevenDigitDisplay(uint8_t address, uint8_t id) :