diff --git a/AUTHORS b/AUTHORS
index a74a7c7..07efc19 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -19,3 +19,4 @@ Patches and Suggestions
 - Alex McHale
 - Gert Van Gool
 - Devin Withers
+- David Baumgold
diff --git a/Makefile b/Makefile
index 113482e..5791f2f 100644
--- a/Makefile
+++ b/Makefile
@@ -7,17 +7,17 @@ MAN_HTML = $(MANS:.md=.html)
 MAN_PAGES = $(MANS:.md=.1)
 
 install:
-	@mkdir -p $(MANPREFIX)
-	@mkdir -p $(PREFIX)/bin
-	@echo "... installing bins to $(PREFIX)/bin"
-	@echo "... installing man pages to $(MANPREFIX)"
+	@mkdir -p $(DESTDIR)$(MANPREFIX)
+	@mkdir -p $(DESTDIR)$(PREFIX)/bin
+	@echo "... installing bins to $(DESTDIR)$(PREFIX)/bin"
+	@echo "... installing man pages to $(DESTDIR)$(MANPREFIX)"
 	@$(foreach BIN, $(BINS), \
 		echo "... installing `basename $(BIN)`"; \
-		cp -f $(BIN) $(PREFIX)/$(BIN); \
+		cp -f $(BIN) $(DESTDIR)$(PREFIX)/$(BIN); \
 	)
-	cp -f man/git-*.1 $(MANPREFIX)
-	@mkdir -p /etc/bash_completion.d
-	cp -f etc/bash_completion.sh /etc/bash_completion.d/git-extras
+	cp -f man/git-*.1 $(DESTDIR)$(MANPREFIX)
+	@mkdir -p $(DESTDIR)$(PREFIX)/etc/bash_completion.d
+	cp -f etc/bash_completion.sh $(DESTDIR)$(PREFIX)/etc/bash_completion.d/git-extras
 
 docs: $(MAN_HTML) $(MAN_PAGES)
 
@@ -36,14 +36,14 @@ man/%.1: man/%.md
 
 uninstall:
 	@$(foreach BIN, $(BINS), \
-		echo "... uninstalling $(PREFIX)/$(BIN)"; \
-		rm -f $(PREFIX)/$(BIN); \
+		echo "... uninstalling $(DESTDIR)$(PREFIX)/$(BIN)"; \
+		rm -f $(DESTDIR)$(PREFIX)/$(BIN); \
 	)
 	@$(foreach MAN, $(MAN_PAGES), \
-		echo "... uninstalling $(MANPREFIX)/$(MAN)"; \
-		rm -f $(MANPREFIX)/$(MAN); \
+		echo "... uninstalling $(DESTDIR)$(MANPREFIX)/$(MAN)"; \
+		rm -f $(DESTDIR)$(MANPREFIX)/$(MAN); \
 	)
-	rm -f /etc/bash_completion.d/git-extras
+	rm -f $(DESTDIR)$(PREFIX)/etc/bash_completion.d/git-extras
 
 clean: docclean
 
diff --git a/Readme.md b/Readme.md
index a26802c..b2234e9 100644
--- a/Readme.md
+++ b/Readme.md
@@ -16,6 +16,12 @@ One-liner:
 $ curl https://raw.github.com/visionmedia/git-extras/master/bin/git-extras | INSTALL=y sh
 ```
 
+[MacPorts](http://www.macports.org/)
+
+```bash
+$ sudo port install git-extras
+```
+
 [Brew](github.com/mxcl/homebrew/) (buggy):
 
 ```bash
diff --git a/bin/git-back b/bin/git-back
index 300e016..e4f73ca 100755
--- a/bin/git-back
+++ b/bin/git-back
@@ -4,8 +4,8 @@ if test $# -eq 0; then
   git reset --soft HEAD~1
 else
   if `echo $1 | grep -q [^[:digit:]]`; then
-    echo $1 is not a number
+    echo "$1 is not a number" 1>&2
   else
     git reset --soft HEAD~$1
   fi
-fi
\ No newline at end of file
+fi
diff --git a/bin/git-bug b/bin/git-bug
index c86adc0..d46b93e 100755
--- a/bin/git-bug
+++ b/bin/git-bug
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 if test "$1" = "finish"; then
-  test -z $2 && echo "bug <name> required." && exit 1
+  test -z $2 && echo "bug <name> required." 1>&2 && exit 1
   branch=bug/$2
   git merge --no-ff $branch && git delete-branch $branch
 else
@@ -9,4 +9,4 @@ else
   branch=bug/$1
   git checkout -b $branch &> /dev/null
   git checkout $branch &> /dev/null
-fi
\ No newline at end of file
+fi
diff --git a/bin/git-contrib b/bin/git-contrib
index 23c130e..07ea48d 100755
--- a/bin/git-contrib
+++ b/bin/git-contrib
@@ -2,7 +2,7 @@
 
 user="$*"
 
-test -z "$user" && echo "user name required." && exit 1
+test -z "$user" && echo "user name required." 1>&2 && exit 1
 
 count=`git log --oneline --pretty="format: %an" | grep "$user" | wc -l`
 test $count -eq 0 && echo "$user did not contribute." && exit 1
diff --git a/bin/git-create-branch b/bin/git-create-branch
index ca05dc4..fae0e19 100755
--- a/bin/git-create-branch
+++ b/bin/git-create-branch
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 branch=$1
-test -z $branch && echo "branch required." && exit 1
+test -z $branch && echo "branch required." 1>&2 && exit 1
 
 git push origin origin:refs/heads/$branch
 git fetch origin
diff --git a/bin/git-delete-branch b/bin/git-delete-branch
index 78f62cb..ec0070e 100755
--- a/bin/git-delete-branch
+++ b/bin/git-delete-branch
@@ -1,6 +1,6 @@
 #!/bin/sh
 
 branch=$1
-test -z $branch && echo "branch required." && exit 1
+test -z $branch && echo "branch required." 1>&2 && exit 1
 git branch -D $branch
 git branch -d -r origin/$branch && git push origin :$branch
diff --git a/bin/git-delete-submodule b/bin/git-delete-submodule
index 8b80e35..ac5f451 100755
--- a/bin/git-delete-submodule
+++ b/bin/git-delete-submodule
@@ -2,11 +2,11 @@
 
 submodule=$1
 
-test -z $submodule && echo "submodule required" && exit 1
-test ! -f .gitmodules && echo ".gitmodules file not found" && exit 2
+test -z $submodule && echo "submodule required" 1>&2 && exit 1
+test ! -f .gitmodules && echo ".gitmodules file not found" 1>&2 && exit 2
 
 NAME=$(echo $submodule | sed 's/\/$//g')
-test -z $(git config --file=.gitmodules submodule.$NAME.url) && echo "submodule not found" && exit 3
+test -z $(git config --file=.gitmodules submodule.$NAME.url) && echo "submodule not found" 1>&2 && exit 3
 
 git config --remove-section submodule.$NAME
 git config --file=.gitmodules --remove-section submodule.$NAME
diff --git a/bin/git-delete-tag b/bin/git-delete-tag
index 470e378..506a575 100755
--- a/bin/git-delete-tag
+++ b/bin/git-delete-tag
@@ -1,5 +1,5 @@
 #!/bin/sh
 
 tagname=$1
-test -z $tagname && echo "tag required." && exit 1
+test -z $tagname && echo "tag required." 1>&2 && exit 1
 git tag -d $tagname && git push origin :refs/tags/$tagname
diff --git a/bin/git-feature b/bin/git-feature
index 42e6b3a..aa33d9d 100755
--- a/bin/git-feature
+++ b/bin/git-feature
@@ -1,12 +1,12 @@
 #!/bin/sh
 
 if test "$1" = "finish"; then
-  test -z $2 && echo "feature <name> required." && exit 1
+  test -z $2 && echo "feature <name> required." 1>&2 && exit 1
   branch=feature/$2
   git merge --no-ff $branch && git delete-branch $branch
 else
-  test -z $1 && echo "feature <name> required." && exit 1
+  test -z $1 && echo "feature <name> required." 1>&2 && exit 1
   branch=feature/$1
   git checkout -b $branch &> /dev/null
   git checkout $branch &> /dev/null
-fi
\ No newline at end of file
+fi
diff --git a/bin/git-fresh-branch b/bin/git-fresh-branch
index e8dd7e0..3d847c7 100755
--- a/bin/git-fresh-branch
+++ b/bin/git-fresh-branch
@@ -2,7 +2,7 @@
 
 branch=$1
 
-test -z $branch && echo "branch required." && exit 1
+test -z $branch && echo "branch required." 1>&2 && exit 1
 
 git symbolic-ref HEAD refs/heads/$branch
 rm .git/index
diff --git a/bin/git-gh-oauth b/bin/git-gh-oauth
new file mode 100644
index 0000000..30d9b2a
--- /dev/null
+++ b/bin/git-gh-oauth
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+user=`git config github.user`
+test -z "$user" && echo "failed to fetch github.user" 1>&2 && exit 1
+oauthToken=`git config github.oauthToken`
+if [ -z $oauthToken ] ; then
+  echo "Github oAuth token not found. Creating a new one."
+  stty_orig=`stty -g`
+  stty -echo
+  printf "Github password:"
+  read passwd
+  stty $stty_orig
+  url="https://api.github.com/authorizations"
+  oauthToken=$(curl -# -u "$user:$passwd" $url -d '{"scopes": ["repo", "user", "gist"]}' | jshon -e token | sed -e 's/"//g')
+  git config --global github.oauthToken $oauthToken
+fi
+echo $oauthToken
diff --git a/bin/git-graft b/bin/git-graft
index 83a5d20..5a6c90e 100755
--- a/bin/git-graft
+++ b/bin/git-graft
@@ -3,7 +3,7 @@
 src=$1
 dst=$2
 
-test -z $src && echo "source branch required." && exit 1
+test -z $src && echo "source branch required." 1>&2 && exit 1
 
 git checkout $dst \
   && git merge --no-ff $src \
diff --git a/bin/git-pull-request b/bin/git-pull-request
index 2a5bf3d..eb67b28 100755
--- a/bin/git-pull-request
+++ b/bin/git-pull-request
@@ -1,15 +1,42 @@
 #!/bin/sh
 
-request=$1
+# check if arg 1 is a number or not
+echo $1 | egrep "^[[:digit:]]+$" > /dev/null
+is_not_number=$?
 repo=${PWD##*/}
 user=`git config github.user`
-url="https://github.com/$user/$repo/pull/$request.patch"
 
-test -z "$request" && echo "pull request number required" && exit 1
-test -z "$repo" && echo "failed to detect repo" && exit 2
-test -z "$user" && echo "failed to fetch github.user" && exit 3
+test -z "$repo" && echo "failed to detect repo" 1>&2 && exit 2
+test -z "$user" && echo "failed to fetch github.user" 1>&2 && exit 3
+
+if [ ! $is_not_number ] ; then
+  # apply existing pull request
+  url="https://github.com/$user/$repo/pull/$1.patch"
+  echo "pulling $url"
+  curl -# $url \
+    | git am --signoff \
+    && echo "completed pull request $request"
+else
+  # push
+  branchname=`git branch --no-color | sed -n -e 's/^\* \(.*\)/\1/p'`
+  echo "git push origin $branchname"
+  git push origin $branchname
+
+  # create new pull request
+  url="https://api.github.com/repos/$user/$repo/pulls"
+  echo "creating pull request"
+  oauthToken=`git gh-oauth`
+  body="{\"title\": \"$branchname\", \"head\": \"$user:$branchname\", \"base\": \"master\"}"
+  curl_result=$(curl -H "Authorization: token $oauthToken" $url -d "$body" --silent \
+      --write-out "%{http_code}")
+  json=`echo ${curl_result} | sed 's/...$//'`
+  http_code=`echo ${curl_request} | perl -pe 's/(.*)(...)$/$2/'`
+  if [ "${http_code:0:1}" == "2" ] ; then
+    pr_num=`echo "$json" | jshon -e number`
+    echo "Created pull request #${pr_num}"
+  else
+    echo "$json" | jshon -e message
+    echo "$json"
+  fi
+fi
 
-echo "pulling $url"
-curl -# $url \
-  | git am --signoff \
-  && echo "completed pull request $request"
\ No newline at end of file
diff --git a/bin/git-refactor b/bin/git-refactor
index 68182f2..2b50fc4 100755
--- a/bin/git-refactor
+++ b/bin/git-refactor
@@ -1,12 +1,12 @@
 #!/bin/sh
 
 if test "$1" = "finish"; then
-  test -z $2 && echo "refactor <name> required." && exit 1
+  test -z $2 && echo "refactor <name> required." 1>&2 && exit 1
   branch=refactor/$2
   git merge --no-ff $branch && git delete-branch $branch
 else
-  test -z $1 && echo "refactor <name> required." && exit 1
+  test -z $1 && echo "refactor <name> required." 1>&2 && exit 1
   branch=refactor/$1
   git checkout -b $branch &> /dev/null
   git checkout $branch &> /dev/null
-fi
\ No newline at end of file
+fi
diff --git a/bin/git-release b/bin/git-release
index f0feed0..df7f354 100755
--- a/bin/git-release
+++ b/bin/git-release
@@ -18,5 +18,5 @@ if test $# -gt 0; then
     && hook post-release \
     && echo "... complete"
 else
-  echo "tag required" && exit 1
+  echo "tag required" 1>&2 && exit 1
 fi
diff --git a/bin/git-touch b/bin/git-touch
index 42c1cf3..5a1fe1d 100755
--- a/bin/git-touch
+++ b/bin/git-touch
@@ -2,7 +2,7 @@
 
 filename="$*"
 
-test -z "$filename" && echo "filename required" && exit 1
+test -z "$filename" && echo "filename required" 1>&2 && exit 1
 
 touch "$filename" \
   && git add "$filename"
diff --git a/bin/git-undo b/bin/git-undo
index 363ec73..613dc53 100755
--- a/bin/git-undo
+++ b/bin/git-undo
@@ -4,8 +4,8 @@ if test $# -eq 0; then
   git reset --hard HEAD~1
 else
   if `echo $1 | grep -q [^[:digit:]]`; then
-    echo $1 is not a number
+    echo "$1 is not a number" 1>&2
   else
     git reset --hard HEAD~$1
   fi
-fi
\ No newline at end of file
+fi