I made Koda a special harness and used sharpies/paint to write "Do not pet." It worked well for me. Now that she's big, I don't have many people approach anymore so it's not needed.
Her stare intimidates most people. And even those who do come up to us do so cautiously and ask first.
Mom To~ Dakoda (b/t GSD), Simi (b/w DSH), Nashoba (sable GSD)