diff --git a/modules/filesystem/btrfs/btrfs.mod b/modules/filesystem/btrfs/btrfs.mod
index ae0f67d..1967679 100644
--- a/modules/filesystem/btrfs/btrfs.mod
+++ b/modules/filesystem/btrfs/btrfs.mod
@@ -250,7 +250,31 @@ alias btsub="sudo $BTRFS_BIN subvolume"
 
 
 
+dir2subvol () {
+ # Directory to convert into BTRFS subvolume
 
+dirPath="$1"
+
+getfacl -R "$dirPath" > /tmp/_perms
+
+# Rename original dierctory
+sudo mv "${dirPath}" "${dirPath}_original"
+
+# Create btrfs subvolume
+sudo $BTRFS_BIN subvolume create "${dirPath}"
+
+# Copy as "reflink" for speed and save space
+sudo cp --archive --one-file-system --reflink=always \
+  "${dirPath}_original/." "${dirPath}"
+
+# Remove old directory
+sudo rm -rf --one-file-system "${dirPath}_original"
+
+setfacl --restore=/tmp/_perms 
+
+rm -f /tmp/_perms
+
+}
 
 
 
diff --git a/modules/utility/copy.lib b/modules/utility/copy.lib
index 8f91a26..df25678 100644
--- a/modules/utility/copy.lib
+++ b/modules/utility/copy.lib
@@ -21,7 +21,7 @@ copy () {
   cat <<EOF  
 
 usage:
-rsync <script options> source destination <rsync options> --- <ssh options>
+rsync <script options> source destination <rsync options> -- <ssh options>
 
 Available Script Options
 -r, run the command by this script uses --dry-run.  When ready pass this flag.  
@@ -34,7 +34,7 @@ Available Script Options
 -m, copy as "mirror"  uses options.   -a --numeric-ids --delete --force
 -M, copy as "mirror" above -m plus '--delete-excluded' added.  A perfect mirror
 -f, rsync --exclude-from <path>, can have multiple 
--F, copy a filesystem, uses -M mirror plus  -xHAXS, and uses sudo (i.e. -s script option)
+-F, copy a filesystem, uses -M and -m mirror plus  -xHAXS, and uses sudo (i.e. -s script option)
 -n, no confirm, will always confirm command unless this is set
 -q, quiet, suppress progress
 -v, verbose, same as -v for rsync option, unset if -q is set
@@ -43,6 +43,9 @@ Available Script Options
 -C, show excludes for clean transfer
 -h, this help text  
 
+ssh arguments may be added at the end after --.  any option with multiple arguments
+   must be enclosed in literal double quotes, (.e.g) -o \"ProxyCommand nohup ssh firewall nc -w1 %h %p\" 
+
 source or destination may include a <host>: prefix but not both
 
 use 'fcopy <src> <dest>' for fast copy  uses  -r -q -m -n -a
@@ -85,9 +88,10 @@ EOF
         ;;  
       F)
         args+=("-xHAXS")
+        args+=("--exclude-from=$COPY_MODULE_PATH/cache-trash-log.exc")
+        Mirror=true
         mirror=true
         usesudo=sudo
-        args+=("--exclude-from=$COPY_MODULE_PATH/cache-trash-log.exc")
         ;;            
       p)
         args+=("--mkpath")
@@ -128,12 +132,12 @@ EOF
 
   shift $((OPTIND - 1))
 
-  [ $# -lt 2 ] && echo both a source and destination need to be passed && return 2
+  [ $# -lt 2 ] && ( echo Error: both a source and destination need to be passed; help; ) && return 1
 
  # source parse
   SRC=$1; shift
   if [[ $SRC =~ ":" ]]; then
-   echo source is remote
+  #  echo source is remote
    SHOST=${SHOST:-$(sed 's/\(.*\):.*/\1/' <<< "$SRC")}
    SPATH=$(sed 's/.*:\(.*\)/\1/' <<< "$SRC") 
    else
@@ -172,24 +176,27 @@ EOF
   [[ ! $SHOST ]] && SPATH=$(realpath $SPATH) 
   [[ ! $DHOST ]] && DPATH=$(realpath $DPATH) 
    
-  debug $( ( IFS=$','; echo all arguments: "$*" ) )
+  # BASH_DEBUG="stdout" 
+  debug $( ( IFS=$','; echo all remaining arguments: "$*" ) )
   for ((d=1; d<$#+1; ++d)); do
-  #  echo in loop $d, ${!d}
+   echo in loop $d, ${!d}
    [[ ${!d} == "--" ]] && sargs=true && break
   done
+
   if [[ $sargs ]]; then  # if there are extra ssh arguments
     sshargs=("${@:$d+1:$#}") 
     debug $( ( IFS=$','; echo "ssh arguments: ${sshargs[*]}" ) )
-    args=("${@:1:$d-1}")
-    debug $( ( IFS=$','; echo remaining arguments to parse: "$*" ) )
-  else 
-    args=("${@:1}")
+    [[ $DHOST || $SHOST ]] && args+=( "$(remove_end_spaces "-e '$(ssh -l "${sshargs[*]}")'")") 
   fi
 
-    [[ $DHOST || $SHOST ]] && args+=( "$(remove_end_spaces "-e '$(ssh -l "${sshargs[*]}")'")") 
- 
+  # remove --
+  # args=+("${@:1:$d-1}")
+  # debug $( ( IFS=$','; echo remaining arguments to parse: "$*" ) )
+  # else 
+  #   echo again: ${args[*]}
+  #   args=("${@:1}")
 
-  # assemble options
+  # assemble arguments from options
   [[ ! $exec ]] && args+=(--dry-run -v)
   [[ ! $quiet ]] && args+=(--info=progress2 $verbose)
   [[ $mirror ]] && args+=(-a --numeric-ids --delete --force)