Blue Chalk on Pool Table Unless House Says Otherwise

Four moves for Blue Chalk on Pool Table Unless House Says Otherwise that actually stick in Chengdu:

1. Test the backup version once; hope you never need it.
2. Tell one person so you cannot quietly abandon the plan.
3. Do it on a calm day, not the day everything else breaks.
4. Set a reminder with a rude label — 'DO THIS OR REGRET'.

The list is short on purpose. Long lists become wallpaper.