diff --git a/README.md b/README.md
index 2ae46e6..6321daa 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@
 
 ```bash
 cat <<EOF >> /etc/hosts
+3.14.3.100  mainframe
+3.14.3.101  freenas
 3.14.3.102  red
 3.14.3.103  grey
 3.14.3.107  purple
@@ -181,7 +183,7 @@ After=network.target
 User=etcd
 Type=notify
 Environment=ETCD_UNSUPPORTED_ARCH=arm64
-Environment=ETCD_DATA_DIR=/var/lib/etcd
+Environment=ETCD_DATA_DIR=/var/lib/etcd/$ETCD_NAME
 Environment=ETCD_NAME=$ETCD_NAME
 Environment=ETCD_INITIAL_ADVERTISE_PEER_URLS=https://$ETCD_IP:2380
 Environment=ETCD_LISTEN_PEER_URLS=https://$ETCD_IP:2380
@@ -213,8 +215,7 @@ journalctl -u etcd -f
 ## Use NFS
 
 ```bash
-export SERVER=red
-echo "freenas:/mnt/enc0/pi/$SERVER /var/lib/etcd nfs noexec,nosuid,nofail 0 0" >> /etc/fstab
+echo "freenas:/mnt/enc0/pi /var/lib/etcd nfs noexec,nosuid,nofail 0 0" >> /etc/fstab
 service etcd stop
 mount -t nfs freenas:/mnt/enc0/pi /media
 rsync -a /var/lib/etcd/ /media/$SERVER/
@@ -235,4 +236,5 @@ export ETCDCTL_ENDPOINTS=https://3.14.3.102:2379,https://3.14.3.107:2379,https:/
 etcdctl put foo bar
 etcdctl get foo
 while true; do etcdctl put foo $(( ( RANDOM % 1000 )  + 1 )) && etcdctl get foo; done;
+etcdctl del "" --from-key=true
 ```