Basic Setchup images without the "latest soft textured renderings" would still be ok as the minimum submission outcome. They do tell your story pretty efficiently. The example here is about the idea of screening, tansparency, greening, natural lighting, semi-public space, storm protection, ease of maintenance. advertising support, light-touch addition, and a bit of lightheartedness. You'll probably want to choose a colour scheme that stands somewhere between Pleasant and Shocking.