Learn how to AppleScript, Apple's built in automation platform. This video will focus on the three type of comments that can be created in an AppleScript. Block comments and the two styles of inline comments.
For more AppleScript tutorial videos, check out this play list.
https://youtube.com/playlist?list=PL5iB9WEZe2j04doUAKVxqxaCv3JJ8TxQr
If you're interested in watching full scripts being written, have a look at this play list.
https://youtube.com/playlist?list=PL5iB9WEZe2j2UIcvjAPVDNMU7oCuCb5eJ