SUMMARY: Headlines are blaring across the Web, Microsoft's Hotmail Now Requires Sender ID! Plus, Yahoo will probably follow suit shortly. How does this affect you as an emailer? In our quick FAQ, discover:
What happens if your email doesn't have Sender ID
Why you can't count on your email vendor to handle everything for you
How Sender ID will affect deliverability
Why most junk mail won't be stopped by Sender ID.
Plus, we've included a PDF of the most useful instructional booklet we've found on handling Sender ID.