Experience
well spent time, new friends
Learning to talk with different kinds of people, getting lots of answers to questions from people who know things they do.
when you give something you get it double in other things.
Getting new experiences, meeting people, learning new things, exploring diferent cultures, learning how to work in team
Self improvement
Meet more people, increase knowledge
Communication with others, new friends and experiences
New acquaintances, experience and other stuff.
new knowledge