diff --git a/agent.sh b/agent.sh
index 8c1043e..3716a28 100644
--- a/agent.sh
+++ b/agent.sh
@@ -54,6 +54,8 @@ function start_vm {
     echo
 
     create_vpc "${FLAGS_vpc_name}"
+    # create volume
+    # create qemu
 }
 
 function stop_vm {
@@ -64,7 +66,13 @@ function stop_vm {
     FLAGS "$@" || exit $?
     eval set -- "${FLAGS_ARGV}"
 
-    delete_vpc "${FLAGS_vpc_name}"
+    # delete qemu
+    # check how many qemu in subnet
+    # if qemu number = 0
+    #   delete subnet
+    #   check subnet number in vpc
+    #   if subnet number =0
+        delete_vpc "${FLAGS_vpc_name}"
 
 }