diff --git a/README.md b/README.md
index e4e0436..ec2d02d 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,6 @@ Setup
 
 ```bash
 pip install --user ansible
-sudo mkdir -p /etc/ansible && sudo cp hosts /etc/ansible/hosts
 ```
 
 Run an ad-hoc command
@@ -24,3 +23,73 @@ Run a playbook
 ```bash
 ansible-playbook -i hosts --ask-become-pass playbooks/pi.yaml
 ```
+
+Run the manjaro playbook
+
+```bash
+ansible-playbook --ask-become-pass ansible/setup-full.yml
+```
+
+## BTRFS
+
+https://linoxide.com/how-to-take-backup-with-btrfs-snapshots/
+
+```bash
+# Create backup subvolume
+btrfs subvolume create /mnt/backup/DucoBacktop
+
+# Create snapshot dir
+mkdir /.snapshots
+
+# Create readonly snapshot
+```bash
+SNAPSHOT_TIME=$(date +"%y_%m_%d-%H.%M")
+SNAPSHOT_NAME=home_$SNAPSHOT_TIME
+SNAPSHOT_DIR=/.snapshots
+btrfs subvolume snapshot -r /home $SNAPSHOT_DIR/$SNAPSHOT_NAME
+
+# Send a snapshot with no previous snapshot
+export SNAPSHOT_DIR=${SNAPSHOT_DIR:=/.snapshots}
+export BACKUP_DIR=${BACKUP_DIR:=/mnt/backup0/DucoBacktop}
+btrfs send $SNAPSHOT_DIR/$SNAPSHOT_NAME | btrfs receive $BACKUP_DIR
+
+# Send a snapshot with previous snapshot
+export SNAPSHOT_DIR=${SNAPSHOT_DIR:=/.snapshots}
+export BACKUP_DIR=${BACKUP_DIR:=/mnt/backup0/DucoBacktop}
+export LATEST=${LATEST:=/previous_snapshot}
+btrfs send -p $SNAPSHOT_DIR/$LATEST $SNAPSHOT_DIR/$SNAPSHOT_NAME | btrfs receive $BACKUP_DIR
+
+# Clean up snapshots
+find /.snapshots -maxdepth 1 -type d -not -path /.snapshots -exec sudo btrfs subvolume delete {} \;
+```
+
+# Luks
+
+```bash
+# LUKS Disk Encryption can use up to 8 key slots to store passwords. We can use these keys to auto mount LUKS device.
+# cryptsetup luksDump /dev/sda
+
+# Create a lukskeys
+mkdir /home/ducoterra/.lukskeys
+
+# Generate key
+dd if=/dev/random bs=32 count=1 of=/home/ducoterra/.lukskeys/backup0
+
+# Change key mode
+chmod 600 /home/ducoterra/.lukskeys
+
+# Luks add a key
+sudo cryptsetup luksAddKey /dev/sda /home/ducoterra/.lukskeys/backup0
+
+# Get UUID of disk with
+sudo blkid /dev/sda
+
+# Add key to crypttab
+echo 'backup0 UUID=1d7ce570-e695-47a0-9dda-5f14b5b20e21 /home/ducoterra/.lukskeys/backup0 luks' > /etc/cryptab
+
+# Create backup mount point
+sudo mkdir -p /mnt/backup0
+
+# Add to fstab
+echo '/dev/mapper/backup0 /mnt/backup0 btrfs defaults,noatime,compress=zstd 0 0' > /etc/fstab
+```