Due to the good integration between FreeBSD and OpenZFS it is very easy to create new Thin Jails using OpenZFS Snapshots.
-To create a Thin Jail using OpenZFS Snapshots the first step is to create a template.
+To create a Thin Jail using OpenZFS Snapshots the first step is to create the jail directory tree by following the instructions in crossref:jails[host-configuration-directories, "Setting up the Jail Directory Tree"].
+Next, create a template.
Templates will only be used to create new jails.
For this reason they are created in "read-only" mode so that jails are created with an immutable base.