That means, the condition of admission as a, later not confused, player, are first experiences with (suitable) RTS games (i only played MegaGlest before).
a mod that makes messages, as a response to events, configurable ... would be nice if that is easy to do. prob not easy
if it "represents the building is in shambles" set the image back to the some beginning pix. I think it's too time-consuming to create a specialized image, but maybe like this (for towers):