diff --git a/cheatsheets/df b/cheatsheets/df
new file mode 100644
index 0000000..c91f6e4
--- /dev/null
+++ b/cheatsheets/df
@@ -0,0 +1,2 @@
+# Printout disk free space in a human readable format
+df -h
diff --git a/cheatsheets/iwconfig b/cheatsheets/iwconfig
new file mode 100644
index 0000000..e8e4538
--- /dev/null
+++ b/cheatsheets/iwconfig
@@ -0,0 +1,8 @@
+# Display wireless settings of the first wireless adapter
+iwconfig wlan0
+
+# Take down / up the wireless adapter
+iwconfig wlan0 txpower {on|auto|off}
+
+# Change the mode of the wireless adapter
+iwconfig wlan0 mode {managed|ad-hoc|monitor}
diff --git a/cheatsheets/ls b/cheatsheets/ls
new file mode 100644
index 0000000..d93b0d8
--- /dev/null
+++ b/cheatsheets/ls
@@ -0,0 +1,11 @@
+# Displays everything in the target directory
+ls path/to/the/target/directory
+
+# Displays everything including hidden files
+ls -a
+
+# Displays all files, along with the size (with unit suffixes) and timestamp
+ls -lh 
+
+# Display files, sorted by size
+ls -S
\ No newline at end of file
diff --git a/cheatsheets/rm b/cheatsheets/rm
new file mode 100644
index 0000000..114c02f
--- /dev/null
+++ b/cheatsheets/rm
@@ -0,0 +1,5 @@
+# Remove files and subdirs
+rm -r path/to/the/target/
+
+# Ignore non existent files 
+rm -f path/to/the/target