Received anonymously by activists in the UK:

"A visit was paid by the ALF to the home of Heathrow Airport director and BAA Executive Committee member Ms Margaret Ewing of 'Maraval', Hamm Court, Weybridge, Surrey KT13 8YG Tel: 01932 859 922.

After destroying 12 tyres and stripping 3 very posh cars, we left a message on your wall for all your neighbours to see what you are. You are now a target for us, you will not win.