Do you think the two words 'excuse me' and 'thank you' is important in a restaurant and hotels?

yes very very important because it shows that you are communicating with your guests and also shows customer care

YES VERY IMPORTANT  TO THE CUSTOMER AND ALSO TO THE COLLEGUES 

yes it is important to talk with the customer in polite way

yes the teo words excuse me and thank you is very importent in restaurant and hotels because guest feel more relax when me ask them for those words

yes event if just a protocole in the hospitLTY

This is very important as it shows graeat appreciation and being so polite

Yes it is very important these words being polite and shows gratitude towards our guest has always been part of the hospitality industry

1. Especially, In the " SERVICE ORIENTED" field the word like is used mostly "THANK YOU" and "EXCUSE ME".
2. It is an respectable word, which can be used in normal life.