Another popular choice is to buy a caged bird and then set it free.
The easiest way to achieve Nirvana for your ancestors is to have an incense stick lit in the Temple. A stick burns for 24 hours. A coil lasts a week but costs more.
We didn’t know where we were going for lunch and were surprised to find that our transport was a fleet of ancient ex US army jeeps. We had a wild ride through the Saigon traffic. I hope the video gives some idea of how much fun it was!