a question of an investors met a professional agent at a party and just a general conversation the agent gave ideas and advise. the investors than went to do her own research and got her own consultant to design the invested property which she bought for 5million dollars. the property already been decided by the council the large portion of the land she bought was not able to use as it became a quarry. So now she lost 75% of property and a loss of $500000 per year. she now suffers mental health and ask for advise in sueing the agent. so this is negligence tort law, please advice a similar case study and how to address this issue