Note : the ideal face saver is to avoid talking in a judgmental or aggressive manner, or bringing up negative topics in conversation. It will lead to the loss of face for everyone involved.
Saving face is a major job for the thai smile. In an awkward situation , you can notice that thais often smile. This is an attempt to both save face and prevent the loss of face . As a result, it allows thai society to function smoothly with less conflict, so Thais can keep their society in harmony