Why is it important to empathize with the culture of guest?

Why does the flower girl keep insisting that she can pay? What should be the reply of salaam? Can you wear a black dress to a wedding? What does ne jamais changer pour plaire a quelqu'un on est comme on est a prendre ou a laisser mean in English? Is wearing women's sloggi nickers common practice among men? What are the effect of indecent dressing? Should you wear white or black shoes with a white tux? Is it rude to use he or she instead of their name? What should you say if someone calls you immature? What is it called when one uses rules or manners for interacting courteously with others online? What is to be kind and polite? I am going to a fancy dress party and was going to go as a pink fairy what kind trouser and top should you wear any ideas welcome? Why you shouldn't put your in-laws down for references for credit? What do you call a person who is uptight? What does it mean when someone says they meant to write to you but did not? How do you say 'best regards' in Brazilian Portuguese? Why is Aleksandra Trepto rude? Informal letters can be made more conversational by? What does clenched fist gesture mean in different countries? What do you call Mr Mrs Miss?