+## Document your shell scripts with pod.
+
+---
+class: ex-shellpod
+
+```bash
+#!/bin/sh
+
+: <<'=cut'
+=head1 NAME
+
+therapist.sh - This script can save you a bunch of cash
+
+=cut
+
+echo 'Hello. Now, tell me about your problems.'
+
+while read response
+do
+ printf "Patient said: %s" "$response" >>therapist_notes.txt
+
+ echo 'And how did that make you feel?'
+done
+
+echo "Goodbye! Let's meet again in two weeks."
+```
+
+---
+class: ex-shellpod
+
+```bash
+#!/bin/sh
+
+: <<'=cut'
+*=head1 NAME
+*
+*therapist.sh - This script can save you a bunch of cash
+*
+*=cut
+
+echo 'Hello. Now, tell me about your problems.'
+
+while read response
+do
+ printf "Patient said: %s" "$response" >>therapist_notes.txt
+
+ echo 'And how did that make you feel?'
+done
+
+echo "Goodbye! Let's meet again in two weeks."
+```
+
+???
+It's pod! In a shell script.
+
+---
+class: ex-shellpod
+
+```bash
+#!/bin/sh
+
+*: <<'=cut'
+=head1 NAME
+
+therapist.sh - This script can save you a bunch of cash
+
+=cut
+
+echo 'Hello. Now, tell me about your problems.'
+
+while read response
+do
+ printf "Patient said: %s" "$response" >>therapist_notes.txt
+
+ echo 'And how did that make you feel?'
+done
+
+echo "Goodbye! Let's meet again in two weeks."
+```
+
+???
+This is the key right here. Anybody know what this is?
+
+It's a heredoc.
+
+The colon command in bourne shell is just noop. Sometimes you'll see the colon used as a type of comment, but unlike
+a comment the shell does parse the arguments to colon.
+
+---
+class: center, middle
+