Postini is an email and Web security and archiving service owned by Google since 2007. It provides cloud computing services for filtering email spam and malware (before it is delivered to a client's mail server), offers optional email archiving and protects client networks from web-borne malware.

Postini Services - Postini Services let you set up email policies and filters.

1. Log into your Postini Services console.
2. Please click on the Postini Services console link from the Dashboard of your accuont
   
3. It will give you this page:
   
   Please choose your session type:

   System Administration - or - Message Center
   
   (You will be automatically redirected to your Message Center in 5 seconds.)
   
   After that, click on the My Settings tab.
   
4. You will find the Junk Settings tab. In front of that, please click on the Approve Senders tab.
   
5. In the Approved Domains Section, please enter the Benchmark Email domains as given here: bmsend.com, benchmarkemail.com and then click on the Update Approved Senders.