Curtains are also used for privacy and security. They act as a functional covering for an enclosement or a room. Come to think of it: Curtains are used inside the bathroom, curtains are also used in private bedrooms, curtains are also used in the kitchen. For most people privacy is a primordial concern. Curtains prevent other people from peeking right into your personal space.
Your question above seems to be somewhat vague, but would like to see. if we can flush that out a bit. A solution document may be a. Solution Engineering, Solution Architecture, Solution. Integration, Technical Solution, Solution Design, or Solution. Build document.
Writing a Requirements Document For Multimedia and Software Projects Rachel S. Smith, Senior Interface Designer, CSU Center for Distributed Learning Introduction This guide explains what a requirements document is, why it's a good idea to write one, how to write one, and how to use one. What is a Requirements Document? A requirements document explains why a product is needed, puts the product in context, and describes what the finished product will be like. A large part of the requirements document is the formal list of requirements. What Are Requirements?