“If you write a book that annoys or inconveniences me, even deliberately, I have no civil or criminal recourse. But if you send an e-mail message, or post a tweet, you could face three years in jail,” says Mr. Prakash. “That’s higher than the two-year imprisonment for causing death by negligence.”
http://www.amazon.co.uk/The-Yes-Book-Better-Negotiation/dp/0...