In response to having their E-mail addresses constantly traded and sold only to end up being bombarded by spam, consumers have struck back at retailers and corporations. They’ve pulled the plug on the unwanted online marketing mayhem with what’s known as disposable E-mail addresses (DEA).  Accounts don’t require any personal registration information like a name, birthday or location.  They’re also not activated until an E-mail is received.  The only thing needed to confirm a purchase or authorize a financial transaction is knowledge of the E-mail address itself.  The most common extensions for DEAs tend to be .com, .net, .org and…