Refactored the feature, release and support subcommands, too.
diff --git a/git-flow-feature b/git-flow-feature
index 43132d7..6f3a0bb 100644
--- a/git-flow-feature
+++ b/git-flow-feature
@@ -47,8 +47,8 @@
 }
 
 cmd_default() {
-	# TODO: refactor this, because passing in this dummy "foo" is really ugly!
-	parse_args "$@" foo
+	# TODO: Refactor getting this prefix into a general function
+	PREFIX=$(git config --get gitflow.prefix.feature || echo feature/)
 	FEATURE_BRANCHES="$(echo "$LOCAL_BRANCHES" | grep "^$PREFIX")"
 	if [ -z "$FEATURE_BRANCHES" ]; then
 		warn "No feature branches exist."
diff --git a/git-flow-release b/git-flow-release
index aebffa1..1fec600 100644
--- a/git-flow-release
+++ b/git-flow-release
@@ -13,8 +13,9 @@
 #
 
 usage() {
-	echo "usage: git flow start release <version>"
-	echo "       git flow finish release <version>"
+	echo "usage: git flow release"
+	echo "       git flow release start <version>"
+	echo "       git flow release finish <version>"
 	# TODO
 	#echo ""
 	#echo "options:"
@@ -40,6 +41,17 @@
 	BRANCH=$PREFIX$VERSION
 }
 
+cmd_default() {
+	# TODO: Refactor getting this prefix into a general function
+	PREFIX=$(git config --get gitflow.prefix.release || echo release/)
+	RELEASE_BRANCHES="$(echo "$LOCAL_BRANCHES" | grep "^$PREFIX")"
+	if [ -z "$RELEASE_BRANCHES" ]; then
+		warn "No release branches exist."
+		exit 0
+	fi
+	echo "$RELEASE_BRANCHES" | sed "s?^$PREFIX??g"
+}
+
 cmd_help() {
 	usage
 	exit 0
diff --git a/git-flow-support b/git-flow-support
index d855eaa..adb336d 100644
--- a/git-flow-support
+++ b/git-flow-support
@@ -13,7 +13,8 @@
 #
 
 usage() {
-	echo "usage: git flow start support <version> [<base>]"
+	echo "usage: git flow support"
+	echo "       git flow support start <version> [<base>]"
 }
 
 parse_args() {
@@ -29,6 +30,17 @@
 	BRANCH=$PREFIX$VERSION
 }
 
+cmd_default() {
+	# TODO: Refactor getting this prefix into a general function
+	PREFIX=$(git config --get gitflow.prefix.support || echo support/)
+	SUPPORT_BRANCHES="$(echo "$LOCAL_BRANCHES" | grep "^$PREFIX")"
+	if [ -z "$SUPPORT_BRANCHES" ]; then
+		warn "No support branches exist."
+		exit 0
+	fi
+	echo "$SUPPORT_BRANCHES" | sed "s?^$PREFIX??g"
+}
+
 cmd_help() {
 	usage
 	exit 0