The most asked question I've got from my students is how to greet Thais with a WAI (ไหว้).
The gesture of WAI.
Sawatdee ka
Why to do a Wai:
The wai is also common as a way to express gratitude or to apologise.
Read the full article of Wai in Wikipedia
When to do a Wai
1. when you say Hello or Sawatdee
2. when you say Goodbye or Pai gone na ka/krap
3. when you say Sorry or Kor tot
4. when...
