Why do you think it is important for deaf people to assign name signs, rather than hearing people? Who ever get it right getting points.

They provide deaf people with a way to identify themselves and others in conversation, while also representing “a Deaf person's membership in the Deaf community.”

The name sign represents the person and is decided on by the local Deaf community but the tradition of giving name signs does more than just identify that person. It also signifies that the person is an integral part of the Deaf community. That means that most Deaf people have name signs.

The comma attempts to set apart an essential element.

1one sharp difficulty presented itself. in the intervening twenty-five years my name had become reasonably well known.2 this being so, my trip demanded that i leave my name and my identity at home.3 i had to go alone and i had to be self-contained, a kind of casual turtle carrying his house on his back.4 with all this in mind i wrote to the head office of a great corporation which manufactures trucks.