The elderly woman reportedly looked the perfect picture of innocence, as she was seen tucking the note on the victims side mirror and walking into the shopping mall.
This picture was provided to the mall, showing the clear registration details. Photo / Facebook
"I thought it was a bit bizarre because I've never seen anyone leave a note there before. Usually it's under the wipers, so I went to have a look," the witness told Nine News.
"That's when I saw what she had written and I was so angry that I took a photo of it."