diff --git a/include/sysapp/launch.h b/include/sysapp/launch.h
index 4d5ec74..fed5660 100644
--- a/include/sysapp/launch.h
+++ b/include/sysapp/launch.h
@@ -4,6 +4,10 @@
 /**
  * \defgroup sysapp_launch SYSAPP Launch
  * \ingroup sysapp
+ *
+ * Functions to launch and restart titles or system applications.
+ * SYSAPP Launch allows applications to launch other titles, restart their own
+ * title, and to launch certain system titles.
  * @{
  */
 
@@ -11,25 +15,76 @@
 extern "C" {
 #endif
 
+/**
+ * Restarts the current title with new arguments once the running application
+ * quits. Instead of returning to the HOME menu upon exit, the system will start
+ * the same title again.
+ *
+ * \param argc
+ * The number of strings in the pa_Argv array. Passed in to the title's main
+ * function as argc.
+ *
+ * \param pa_Argv
+ * An array of strings to use as arguments. Passed into the title's main
+ * function as argv.
+ *
+ * <!--
+ *    meta: why pa_?
+ *    do we need to include the rpx name in argv[0]?
+ *    behaviour where pa_Argv = NULL?
+ * -->
+ */
 void
 SYSRelaunchTitle(uint32_t argc,
                  char *pa_Argv[]);
 
+/**
+ * Launches the HOME menu when the current application exits.
+ *
+ * \note
+ * This is the default behaviour upon application exit.
+ */
 void
 SYSLaunchMenu();
 
+/**
+ * Launch the given title ID once the current applocation exits. Instead of
+ * opening the HOME menu once the current application quits, the system will
+ * load the given title with default arguments.
+ *
+ * <!--
+ *    what happens on an incorrect titleid?
+ *    argc/argv?
+ * -->
+ */
 void
 SYSLaunchTitle(uint64_t TitleId);
 
+/**
+ * Launch Mii Maker once the current application exits.
+ */
 void
 _SYSLaunchMiiStudio();
 
+/**
+ * Launch System Settings once the current application exits.
+ */
 void
 _SYSLaunchSettings();
 
+/**
+ * Launch Parental Controls once the current application exits.
+ */
 void
 _SYSLaunchParental();
 
+/**
+ * Launch Notifications once the current application exits.
+ *
+ * <!--
+ *    isn't this an overlay app? does this really run on exit?
+ * -->
+ */
 void
 _SYSLaunchNotifications();
 
diff --git a/include/sysapp/switch.h b/include/sysapp/switch.h
index a46e32d..378bfb7 100644
--- a/include/sysapp/switch.h
+++ b/include/sysapp/switch.h
@@ -4,6 +4,14 @@
 /**
  * \defgroup sysapp_switch SYSAPP Switch
  * \ingroup sysapp
+ *
+ * Functions to open overlay applications (eShop, manual etc.).
+ * SYSAPP Switch provides functions to open overlay applications - such as the
+ * Internet Browser or HOME menu overlay. Calling one of these functions moves
+ * the current application to the background and opens the requested overlay.
+ * Notable functions include \link SYSSwitchToSyncControllerOnHBM \endlink and
+ * \link SYSSwitchToBrowserForViewer \endlink, to open the sync controller menu
+ * or Internet Browser, respectivley.
  * @{
  */
 
@@ -11,20 +19,57 @@
 extern "C" {
 #endif
 
+//! Argument struct for \link SYSSwitchToBrowserForViewer \endlink.
 typedef struct SysAppBrowserArgs SysAppBrowserArgs;
 
+/**
+ * Initiate a switch into the controller sync menu. This is the same menu
+ * that can be accessed from the HOME menu overlay (HBM).
+ *
+ * The current application is moved into the background (see \link
+ * proc_ui_procui ProcUI\endlink) and the sync menu is shown. Once the user
+ * exits the menu, the application is moved back to the foreground.
+ * <!-- TODO check factual accuracy here -->
+ */
 void
 SYSSwitchToSyncControllerOnHBM();
 
+/**
+ * Initiate a switch to the current title's assosciated e-manual.
+ *
+ * The current application is moved into the background (see \link
+ * proc_ui_procui ProcUI\endlink) and the e-manual is shown. Once the user
+ * exits the menu, the application is moved back to the foreground.
+ */
 void
 SYSSwitchToEManual();
 
+/**
+ * Initiate a switch to the Nintendo eShop application.
+ *
+ * The current application is moved into the background (see \link
+ * proc_ui_procui ProcUI\endlink) and the Nintendo eShop is shown. Once the user
+ * exits the menu, the application is moved back to the foreground.
+ */
 void
 SYSSwitchToEShop();
 
+/**
+ * <!--
+ *    ..?
+ * -->
+ */
 void
 _SYSSwitchToMainApp();
 
+/**
+ * Initiates a switch to the Internet Browser application, with the given
+ * arguments in the form of a \link SysAppBrowserArgs \endlink struct.
+ *
+ * The current application is moved into the background (see \link
+ * proc_ui_procui ProcUI\endlink) and the Internet Browser is shown. Once the
+ * user exits the menu, the application is moved back to the foreground.
+ */
 void
 SYSSwitchToBrowserForViewer(SysAppBrowserArgs *);
 
diff --git a/include/sysapp/sysapp.dox b/include/sysapp/sysapp.dox
index 52164f0..9ebae19 100644
--- a/include/sysapp/sysapp.dox
+++ b/include/sysapp/sysapp.dox
@@ -1,5 +1,6 @@
 /**
  * \defgroup sysapp sysapp
  *
- * Application switching and lauching functions.
+ * Functions to switch applications, launch overlay apps and perform other
+ * multitasking functions.
  */