Designation refers to a title or description that helps identify something. It can be an official title or the act of assigning such a title. Designation often means giving a formal position
"In the street" is more common in British English, "on the street" in American English. "In the street" means standing in the middle of the road, while "on the street" describes buildings facing the road. "On the street" is used for buildings facing the street, while "in the street" describes pedestrians on sidewalks