The posts were removed, but the drastic threat of legal action has left residents angry. Mr Abantu-Choudhury, the estate's Olympic liaison officer, said: "The letter was a complete overreaction. We were promised that the dust roads would be sprayed with water several times a day and the dust mounds would be sprayed with foam to stop it blowing over our way. However, we did not see any of this happen. We live here and see every move the construction workers make.