SAF version:

To: Parents
of whomsover concerned

Please be informed that under Enlistment Chapter 32, we can arrest your son lock him up in Kranji for not complying with our orders. You yourselves can also be arrest for harboring anyone not complying with orders and be locked up in Changi.

You're hereby advised, it's best for you and your sons to comply.

Yours sincerely,

(rank (usually lieutenant, inspector or above) and name)

AWOL = section 22(1), chapter 295
disobedience to general orders = section 21, chapter 295
non compliance to lawful order = section 17(2), chapter 295
conduct to prejudice of good order = section 25, chapter 295