diff --git a/lego_dl.sh b/lego_dl.sh
index a680b76..25d6857 100644
--- a/lego_dl.sh
+++ b/lego_dl.sh
@@ -1,17 +1,37 @@
 #!/bin/bash
-
+##############################
+#
+# This scripts uses the brickset instructions file to get links and set numbers.
+# In order to get themes, we get themes from rebrickable. 
+# 
+# Files are saved as:
+# $tID""$setDESC""${setNAME// /_}"_("$setTHEME"_"$setYEAR").pdf"
+# 1190-1_Retro_Buggy_(Town_1999).pdf
+# 
+# If a set contains multiple filesm the file name will be:
+# 1190-1_(1_of_3)_Retro_Buggy_(Town_1999).pdf
+# 
+# Req:
+# bash, awk, grep, sed, curl, wget
+#
 # Get themes.csv and sets.cvs from https://rebrickable.com/downloads
-
-
-echo "----> Starting Download of all LEGO instructions from https://brickset.com/exportscripts/instructions"
-firstline=0
-logfile="lego_errors.log"
-downloadFolder="../Instructions"
-#error_level: 
+# 
+# error_level: 
 #	0 no errors reported
 #	1 Download errors reported
 #	2 Existing files and download errors reported
+#
+##############################
+
+echo "----> Starting Download of all LEGO instructions from https://brickset.com/exportscripts/instructions"
+firstline=0
+
+##### CHANGE HERE #####
+logfile="lego_errors.log"
+downloadFolder="../Instructions"
 error_level=0
+##### STOP CHANGE #####
+
 echo "" > $logfile
 
 THEMES="themes.csv"
@@ -37,13 +57,9 @@ sed 1,1d instructions | sed -r 's/("[^",]+),([^",]+")/\1###\2/g' | awk -F, '{pri
 while IFS='|' read -r ID LINK NAME DESC ADDED RETRIVED
 do
 
-	#echo $ID $LINK $NAME $DESC $ADDED $RETRIVED
-
 	if [ "$firstline" = 0 ]; then
 		firstline=1
-	else
-		#echo "I got:$ID - $LINK - $NAME - $DESC - $ADDED - $RETRIVED"
-			
+	else			
 		tID=$(sed -e 's/^"//' -e 's/"$//' <<<"$ID")
 		tLINK=$(sed -e 's/^"//' -e 's/"$//' <<<"$LINK")
 		#tNAME=$(sed -e 's/^"//' -e 's/"$//' <<<"$NAME")
@@ -57,11 +73,8 @@ do
 		if [[ $tempID != "" ]]; then
 			while [[ $tempID != "" ]]  
 			do 	 
-				#echo "tempID: $tempID"
 		 		tthemeName=$(awk -F',' -v id="$tempID" '$1 == id' themes.csv)
-		 		#echo $tthemeName 	 
 				IFS=',' read -r -a tArray <<< "$tthemeName"
-		 		#echo "<${tArray[2]}>"
 		 		tempID=${tArray[2]}
 		 		themeName=${tArray[1]}
 			done 
@@ -70,9 +83,7 @@ do
 		fi
 
 		setTHEME=$(sed -e 's/[^A-Za-z0-9._-]/_/g' <<< $themeName)
-	
-		#echo $setYEAR	
-		
+			
 		tADDED=$(sed -e 's/^"//' -e 's/"$//' <<<"$ADDED")
 		tDESC=$(sed -e 's/^"//' -e 's/"$//' <<<"$DESC")
 		ttDESC=$(echo $tDESC | grep -Eo '\s[0-9]{1}\s?\/\s?[0-9]{1,2}' | sed 's/ //g' | sed 's/\//_of_/g')