diff --git a/source/tasks.rst b/source/tasks.rst
index 0b161ae..f6d70af 100644
--- a/source/tasks.rst
+++ b/source/tasks.rst
@@ -2,8 +2,89 @@
 Tasks
 #####
 
-* sphinx configuration
-* __git_complete gco _git_checkout
-* git LFS
-* apt-mirror
-* DEBIAN_FRONTEND=noninteractive for keyboard-configuration interactive prompt
+* latest
+
+  * sphinx configuration
+  * __git_complete gco _git_checkout
+  * git LFS
+  * apt-mirror
+  * DEBIAN_FRONTEND=noninteractive for keyboard-configuration interactive prompt
+
+* critical
+
+    * ~/.config/gtk-3.0 → bookmarks ⋅ settings.ini
+    * dbus-run-session -- gsettings set key value
+    * gsettings get key
+    * linux: ram merges live-media-path's squashfs files but not fully in RAM
+    * linux: toram=xxx.squashfs
+    * ram disk size argument
+    * panic kernel argument for seconds to automatically reboot
+    * ! gsettings doesn't work in chroot
+    * ? mount --rbind for proper chroot
+    * ! manual build of live-boot system's initrd.img after kernel upgrade
+
+    * /etc/skel
+    * auto-update if firefox archive in ~/.local
+
+    * ? systemd-sysv ↔ linux-image-amd64 ↔ live-boot
+    * ! GUI keyboard-configuration /etc/default/keyboard
+
+    * reference missing mkdocs strict option
+
+    * apt-transport-https
+    * isc-dhcp-server
+    * dhcpcd
+
+    * handle upstream GPG public keys
+    * check authenticity mirrors with GPG
+
+    * lxc-create packages:
+    * ${init}
+    * ifupdown
+    * locales
+    * dialog
+    * isc-dhcp-client
+    * netbase
+    * net-tools
+    * iproute
+    * openssh-server
+
+* extra
+
+    * on-the-fly LibreOffice documents conversion
+    * send emails as own domain name's alias
+    * personal GPG key signature
+
+Network interfaces
+==================
+
+* /etc/network/interfaces
+
+.. code:: shell
+
+  source /etc/network/interfaces.d/*
+
+* /etc/network/interfaces.d/lo
+
+::
+
+  auto lo
+  iface lo inet loopback
+
+* /etc/network/interfaces.d/eth0
+
+::
+
+  auto eth0
+  iface eth0 inet dhcp
+
+Name resolution
+===============
+
+* /etc/hosts
+
+::
+
+  127.0.0.1 localhost
+
+  ::1 localhost