unique email :

1. address

   ... From email address. ... This prevents email marketers from using an invalid email From address. ... A website should have a unique and memorable web address. ...

   www.articlebin.info/business/search_address.html

2. Finance

   The automatic stay is actually a unique feature. ... your computer and steal your emails which may contain your personal information. ...

   www.articlebin.info/finance/finance/