diff --git a/CMakeLists.txt b/CMakeLists.txt
index e8fb95c..1151cb0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -176,7 +176,9 @@ ENDIF(ENABLE_NLS)
 # Project subdirectories.
 ADD_SUBDIRECTORY(extlib)
 ADD_SUBDIRECTORY(src)
-ADD_SUBDIRECTORY(doc)
+IF(INSTALL_DOC)
+	ADD_SUBDIRECTORY(doc)
+ENDIF(INSTALL_DOC)
 
 # TODO: Print build summary indicating what plugins will be built.
 # (Some other project had something like this...)
@@ -198,6 +200,16 @@ SET(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_SOURCE_DIR}/LICENSE")
 SET(CPACK_RESOURCE_FILE_README "${CMAKE_SOURCE_DIR}/README.md")
 #SET(CPACK_RESOURCE_FILE_WELCOME "${CMAKE_SOURCE_DIR}/doc/WELCOME.txt")
 
+IF(INSTALL_DOC)
+	# Additional document files for the root directory.
+	# TODO: Convert from Unix line endings to Windows when
+	# compiling for Windows?
+	INCLUDE(DirInstallPaths)
+	INSTALL(FILES NETWORK.md
+		DESTINATION "${DIR_INSTALL_DOC_ROOT}"
+		COMPONENT "doc")
+ENDIF(INSTALL_DOC)
+
 # CPack: Source package settings.
 # NOTE: Double-escape is required because the unescaped
 # string # is written to CPackSourceConfig.cmake, which
diff --git a/NETWORK.md b/NETWORK.md
new file mode 100644
index 0000000..919b194
--- /dev/null
+++ b/NETWORK.md
@@ -0,0 +1,7 @@
+# Network Access Information
+
+rvthtool, and other programs included with rvthtool (qrvthtool, wadresign,
+and nusresign) do not have any code to access any network services.
+
+If you use rvthtool (or other included programs) to access files on a network
+share, it will use OS-provided facilities to access those files.
diff --git a/cmake/options.cmake b/cmake/options.cmake
index 1bfb11c..9619261 100644
--- a/cmake/options.cmake
+++ b/cmake/options.cmake
@@ -52,3 +52,6 @@ OPTION(ENABLE_NLS "Enable NLS using Qt's built-in localization system." ON)
 IF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
 	OPTION(ENABLE_NIXOS "Enable special handling for NixOS builds." OFF)
 ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+
+# Install documentation
+OPTION(INSTALL_DOC "Install documentation." ON)