Permission Marketing (Seth Godin) http://www.amazon.com/Permission-Marketing-Turning-Strangers-Customers/dp/0684856360 http://www.amazon.com/Permission-Marketi

Permission Marketing (Seth Godin) http://www.amazon.com/Permission-Marketing-Turning-Strangers-Customers/dp/0684856360 http://www.amazon.com/Permission-Marketing-Turning-Strangers...