Not shamelessly placemarking at all, OH no. Not even slightly.
Glad Mardle isn't in the firing line in any way - but you realise that means there are at least TWO weirdy people who wear purple and have purple sharpie stashes... 
I think it's important that the fridge be working properly on Monday. I also think that people should get those fridge cages and padlock them to the shelves so FMFF can't actually get her shopping in the fridge any more.
As for the criminal damage bit - well yeah, but who's she going to point the finger at?