title: "arv subcommands"
...
+{% comment %}
+Copyright (C) The Arvados Authors. All rights reserved.
+
+SPDX-License-Identifier: CC-BY-SA-3.0
+{% endcomment %}
_In order to use the @arv@ command, make sure that you have a "working environment.":{{site.baseurl}}/user/getting_started/check-environment.html_