diff --git a/readme.txt b/readme.txt
index 31cacf5..811ff37 100644
--- a/readme.txt
+++ b/readme.txt
@@ -37,6 +37,12 @@ Changes:
 /etc/sysctl.d/swappiness.conf:
 - Set healthy swappiness values for desktop workloads
 
+/etc/udev/rules.d/10-ioscheds.rules:
+- Give static drives a good scheduler
+
+/etc/udev/rules.d/50-plugdev.rules:
+- Allow users to access some common external devices
+
 /etc/cron.hourly/psd:
 - Resync /etc/rc.d/rc.psd on a hourly basis, if enabled
 
diff --git a/root/etc/udev/rules.d/10-ioscheds.rules b/root/etc/udev/rules.d/10-ioscheds.rules
new file mode 100644
index 0000000..65ecd2a
--- /dev/null
+++ b/root/etc/udev/rules.d/10-ioscheds.rules
@@ -0,0 +1,4 @@
+# set scheduler for non-rotating disks
+ACTION=="add|change", KERNEL=="sd[a-z]|mmcblk[0-9]*|nvme[0-9]*", ATTR{queue/rotational}=="0", ATTR{queue/scheduler}="mq-deadline"
+# set scheduler for rotating disks
+ACTION=="add|change", KERNEL=="sd[a-z]", ATTR{queue/rotational}=="1", ATTR{queue/scheduler}="bfq"
diff --git a/root/etc/udev/rules.d/50-plugdev.rules b/root/etc/udev/rules.d/50-plugdev.rules
new file mode 100644
index 0000000..dc8e3f0
--- /dev/null
+++ b/root/etc/udev/rules.d/50-plugdev.rules
@@ -0,0 +1,22 @@
+# Oneplus 2
+## System
+SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", ATTR{idProduct}=="4ee7", MODE="0660", GROUP="plugdev"
+## Fastboot
+SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", ATTR{idProduct}=="d00d", MODE="0660", GROUP="plugdev"
+## ADB
+SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", ATTR{idProduct}=="d001", MODE="0660", GROUP="plugdev"
+
+# Adafruit Trinket
+SUBSYSTEM=="usb", ATTR{idVendor}=="1781", ATTR{idProduct}=="0c9f", MODE="0660", GROUP="plugdev"
+
+# Arduino Yun
+SUBSYSTEM=="usb", ATTR{idVendor}=="2341", ATTR{idProduct}=="8041", MODE="0660", GROUP="plugdev"
+
+# Arduino Uno
+SUBSYSTEM=="usb", ATTR{idVendor}=="2341", ATTR{idProduct}=="0043", MODE="0660", GROUP="plugdev"
+
+# TI-84+ CE-T
+SUBSYSTEM=="usb", ATTR{idVendor}=="0451", ATTR{idProduct}=="e008", MODE="0660", GROUP="plugdev"
+
+# PICkit2
+SUBSYSTEM=="usb", ATTR{idVendor}=="04d8", ATTR{idProduct}=="0033", MODE="0660", GROUP="plugdev"