I'm at least 150 words, discuss the custom of Xenia. Name three things are hosts required to do in order to properly welcome their guests.

Xenia is the ancient Greek concept of hospitality, the generosity and courtesy shown to those who are far from home and/or associates of the person bestowing guest-friendship. The rituals of hospitality created and expressed a reciprocal relationship between guest and host expressed in both material benefits (such as the giving of gifts to each party) as well as non-material ones (such as protection, shelter, favors, or certain normative rights).

1. Give a warm greeting

2. Offer a drink

3. Make quick introductions.