There are generally 2 kinds of social interaction classified you used when you head out: structural and natural. Being structural is when you are adopting any structured linear method of socializing, almost like an already prepared social performance that you have successfully done before, hence a specific routine.

 ©2015 Bloomberg News NZ0JUL6JIJV8 (Bloomberg) — Congressional leaders are pushing to reach a deal on a must-pass U.S. government spending bill as a Friday deadline nears to avoid a federal shutdown, even as they concede that lawmakers may have to work into the weekend and beyond. Complicating talks are simultaneous negotiations