Cut out all those exclamation points. An exclamation point is like laughing at your own jokes.
F. Scott Fitzgerald
Image harvest/compilation of sites of warning and caution, surveillance and "protection". Messages are enhanced/tensions heightened with the addition of exclamation points. With added emphasis on the imperatives, a re-sensitization process may occur, where the once unnoticed or neglected warning sign has been troubled and can be regarded and interpreted with new interest/wariness.