diff --git a/services/lib/src/CMakeLists.txt b/services/lib/src/CMakeLists.txt
new file mode 100644
--- /dev/null
+++ b/services/lib/src/CMakeLists.txt
@@ -0,0 +1,58 @@
+project(comm-services-common)
+cmake_minimum_required(VERSION 3.4)
+
+include(GNUInstallDirs)
+
+# Export reactors
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/client-base-reactors)
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/server-base-reactors)
+
+file(GLOB COMMON_HDRS
+  ${CMAKE_CURRENT_SOURCE_DIR}/*.h
+)
+
+file(GLOB COMMON_SRCS
+  ${CMAKE_CURRENT_SOURCE_DIR}/*.cpp
+)
+
+add_library(comm-services-common
+  ${COMMON_HDRS}
+  ${COMMON_SRCS}
+)
+
+find_package(AWSSDK REQUIRED COMPONENTS core dynamodb)
+find_package(protobuf REQUIRED)
+find_package(gRPC REQUIRED)
+
+target_link_libraries(comm-services-common
+  gRPC::grpc++
+  ${AWSSDK_LINK_LIBRARIES}
+)
+
+# reference local directory when building, use installation path when installing
+target_include_directories(comm-services-common
+  PUBLIC
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
+  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+)
+
+install(TARGETS comm-services-common EXPORT comm-services-common-export
+  RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT comm-services-common
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT comm-services-common
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT comm-services-common
+)
+
+install(FILES ${COMMON_HDRS} DESTINATION include)
+
+# For development purposes, can point cmake to this directory if doing development
+export(TARGETS comm-services-common
+  NAMESPACE comm-services-common::
+  FILE ${CMAKE_CURRENT_BINARY_DIR}/cmake/comm-services-common/comm-services-common-targets.cmake
+)
+
+# For installation
+install(EXPORT comm-services-common-export
+  FILE comm-services-common-targets.cmake
+  DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/comm-tool
+  NAMESPACE comm-services-common::
+)
diff --git a/services/lib/src/DatabaseEntitiesTools.h b/services/lib/src/DatabaseEntitiesTools.h
new file mode 100644
--- /dev/null
+++ b/services/lib/src/DatabaseEntitiesTools.h
@@ -0,0 +1,19 @@
+#pragma once
+
+#include "Item.h"
+
+#include <memory>
+#include <type_traits>
+
+namespace comm {
+namespace network {
+namespace database {
+
+template <typename T> std::shared_ptr<T> createItemByType() {
+  static_assert(std::is_base_of<Item, T>::value, "T must inherit from Item");
+  return std::make_shared<T>();
+}
+
+} // namespace database
+} // namespace network
+} // namespace comm
diff --git a/services/lib/src/DynamoDBTools.h b/services/lib/src/DynamoDBTools.h
--- a/services/lib/src/DynamoDBTools.h
+++ b/services/lib/src/DynamoDBTools.h
@@ -1,7 +1,5 @@
 #pragma once
 
-#include "Constants.h"
-
 #include <aws/core/Aws.h>
 #include <aws/dynamodb/DynamoDBClient.h>
 
diff --git a/services/lib/src/DynamoDBTools.cpp b/services/lib/src/DynamoDBTools.cpp
--- a/services/lib/src/DynamoDBTools.cpp
+++ b/services/lib/src/DynamoDBTools.cpp
@@ -1,5 +1,4 @@
 #include "DynamoDBTools.h"
-#include "Constants.h"
 #include "GlobalConstants.h"
 #include "GlobalTools.h"