Small Cash Tip for Street Performer — QR Sometimes

Four moves for Small Cash Tip for Street Performer that actually stick in Chengdu:

1. Do it on a calm day, not the day everything else breaks.
2. Test the backup version once; hope you never need it.
3. Tell one person so you cannot quietly abandon the plan.
4. Keep a photo of the 'done correctly' version in your album.

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