diff --git a/lookup.sh b/lookup.sh
index a20938d..9a3d41b 100755
--- a/lookup.sh
+++ b/lookup.sh
@@ -1,7 +1,15 @@
 #!/bin/bash
 
 if [ $# != 1 ]; then
-  echo -e "Usage:\n $./lookup.sh wordpress\n $./lookup.sh ghs.l.google\n";
+  echo -e "\
+    Usage:
+     $./lookup.sh wordpress
+     $./lookup.sh ghs.l.google
+     $./lookup.sh 72.14.203.121 // ghs
+     $./lookup.sh 67.207.139.81 // Posterous
+     $./lookup.sh 72.32.231.8 // Tumblr
+     $./lookup.sh typepad
+  ";
   exit 1;
 fi
 
diff --git a/sendGFWList.sh b/sendGFWList.sh
index 4f140eb..cbea854 100755
--- a/sendGFWList.sh
+++ b/sendGFWList.sh
@@ -89,7 +89,11 @@ if [ "$*" == "" ]; then
 fi
 
 # make sure the list doesn't contain unicode chars
-file list.txt | grep ASCII 1> /dev/null || (echo "List contains non-ASCII characters, please remove them." && exit 1) &&
+file list.txt | grep ASCII 1> /dev/null ||
+(
+  echo "List contains non-ASCII characters, please remove them." &&
+  exit 1;
+) &&
 
 # update date and checksum
 sed -i s/"Last Modified:.*$"/"Last Modified:  $(date -R -r list.txt)"/ list.txt &&