Spam

• What is spam?
• What can I do to prevent spam?
• What should I not do with spam?
• What is Yahoo!Xtra Yahoo!'s spam and abuse policy?
• How do I report spam?
• I want this email! But it went into the Bulk folder. What do I do?
• Do you have any advice for emails I get from people I don't know?
• How do I find out who sent the email?
• What's the Bulk folder?
• How long do messages stay in my Bulk Folder? Can I control this?
• Do messages in my Bulk folder count toward my quota?
• How do you know which messages to send to my Bulk folder?
• How do I read the messages in my Bulk folder?
• What if I don't want to read the messages in my Bulk folder?
• What if I want to get every single message in my Inbox that's sent to my address, even messages that smell a lot like spam?
• What's the difference between solicited and unsolicited commercial email?
• How do I block images?
• How do I report abuse to Yahoo!Xtra?

Virus Protection

• What's a virus?
• What are virus scanning and virus cleaning?
• Are computer viruses sent via email a threat to me?
• If my file has a virus, does that mean my computer is infected?
• Can I turn off virus scanning?
• Why does it say that virus scanning is temporarily unavailable?

Phishing

• What is password “phishing?”
• How do I report phishing web sites or emails to Yahoo!?
• What is a sign-in seal?
• How do I create a sign-in seal?
• I received an email claiming to be from Yahoo! asking for my password or other personal information.
• What should I do if I think I've been tricked into sharing my password, or bank or credit card numbers or other private information?
• What Can I Do To Protect Myself From Phishing?

Block Addresses and Domains

• How do I block mail from a specific sender? Can I un-block it later?

Postmaster

• My email is being blocked by Yahoo!Xtra Mail. What can I do?
• As a sender, what can I do to ensure that my email goes to the right folder?
• Why was my SMTP connection rejected?
• Why am I getting “451 Message temporarily deferred” or "421 Message from x.x.x.x temporarily deferred" errors when sending mail to Yahoo!?
• Does Yahoo! use "greylisting" to reject messages?