diff --git a/inxi b/inxi
index de6b538..d5cbd98 100755
--- a/inxi
+++ b/inxi
@@ -1712,6 +1712,7 @@ debug_data_collector()
 		lspci -mmnnv &> $debug_data_dir/lspci-mmnnv.txt
 		lspci -v &> $debug_data_dir/lspci-v.txt
 		lsusb &> $debug_data_dir/lsusb.txt
+		ls /sys &> $debug_data_dir/ls-sys.txt
 		ps aux &> $debug_data_dir/ps-aux.txt
 		runlevel &> $debug_data_dir/runlevel.txt
 		systemctl list-units &> $debug_data_dir/systemctl-list-units.txt
@@ -2028,11 +2029,18 @@ check_recommends_user_output()
 	echo 
 	check_recommends_items 'downloaders'
 	
-	echo 'Test Six: System Directories for Various Information.' 
-	print_lines_basic "0" "" "If one of these directories is missing, $SCRIPT_NAME will have incomplete output:"
+	echo 'Test Six: System Directories for Various Information.'
+	echo '(Unless otherwise noted, these are for GNU/Linux systems)' 
+	print_lines_basic "0" "" "If one of these directories is missing, $SCRIPT_NAME may have incomplete output:"
 	echo 
 	check_recommends_items 'system-dirs'
 	
+	echo 'Test Seven: System Files for Various Information.'
+	echo '(Unless otherwise noted, these are for GNU/Linux systems)' 
+	print_lines_basic "0" "" "If one of these files is missing, $SCRIPT_NAME may have incomplete output:"
+	echo 
+	check_recommends_items 'system-files'
+	
 	echo 'All tests completed.' 
 }
 # args: $1 - check item
@@ -2088,8 +2096,22 @@ check_recommends_items()
 	/dev:-l,-u,-o,-p,-P,-D_disk_partition_data
 	/dev/disk/by-label:-l,-o,-p,-P_partition_labels
 	/dev/disk/by-uuid:-u,-o,-p,-P_partition_uuid
-	/var/run/dmesg.boot:-C,-f_(BSD_only)
 	'
+	local recommended_files="
+	$FILE_ASOUND_DEVICE:-A_sound_card_data
+	$FILE_ASOUND_VERSION:-A_ALSA_data
+	$FILE_CPUINFO:-C_cpu_data
+	$FILE_LSB_RELEASE:-S_distro_version_data_[deprecated]
+	$FILE_MDSTAT:-R_mdraid_data
+	$FILE_MEMINFO:-I_memory_data
+	$FILE_OS_RELEASE:-S_distro_version_data
+	$FILE_PARTITIONS:-p,-P_partitions_data
+	$FILE_MODULES:-G_module_data
+	$FILE_MOUNTS:-P,-p_partition_advanced_data
+	$FILE_DMESG_BOOT:-D,-d_disk_data_[BSD_only]
+	$FILE_SCSI:-D_Advanced_hard_disk_data_[used_rarely]
+	$FILE_XORG_LOG:-G_graphics_driver_load_status
+	"
 	
 	if [[ -n $COLS_INNER ]];then
 		if [[ $COLS_INNER -ge 90 ]];then
@@ -2142,6 +2164,13 @@ check_recommends_items()
 			missing_string='system directories'
 			type='directories'
 			;;
+		system-files)
+			item_list=$recommended_files
+			item_string='System file'
+			item_string=''
+			missing_string='system files'
+			type='files'
+			;;
 	esac
 	# great trick from: http://ideatrash.net/2011/01/bash-string-padding-with-sed.html
 	# left pad: sed -e :a -e 's/^.\{1,80\}$/& /;ta'
@@ -2177,7 +2206,7 @@ check_recommends_items()
 		fi
 		
 		starter="$( sed -e :a -e 's/^.\{1,'$width'\}$/&./;ta' <<< $print_string )"
-		if [[ -z $( grep '^/' <<< $application ) && -n $location ]] || [[ -d $application ]];then
+		if [[ -z $( grep '^/' <<< $application ) && -n $location ]] || [[ -d $application || -f $application ]];then
 			if [[ -n $location ]];then
 				finisher=" $location"
 			else
@@ -2206,8 +2235,10 @@ check_recommends_items()
 				echo "Application: $application"
 				print_lines_basic "0" "" "To add to your system, install the proper distribution package for your system:"
 				print_lines_basic "0" "" "Debian/Ubuntu:^$package_deb^:: Arch Linux:^$package_pacman^:: Redhat/Fedora/Suse:^$package_rpm"
-			else
+			elif [[ $type == 'directories' ]];then
 				echo "Directory: $application"
+			elif [[ $type == 'files' ]];then
+				echo "File: $application"
 			fi
 		done
 		if [[ $item_string == 'System directory' ]];then