There are currently working together with a lot of people and different ages.They were talking close communication. So, regardless of the manners and courtesy to talk to people over the age of.
It currently has a collaboration with many people of different ages were known to have communicated to talk to friends. Therefore, regardless etiquette And polite to talk with older people.
At present, there are a lot of people and work together with different age make communication talk of close, so regardless of manners. And politeness to speaking with older people.