Yahoo has done away with its classic version of email service as of Monday after the change has been in the works since December.

After that, you can access your Yahoo! Mail only if you upgrade to the new version," says the official Yahoo Mail 'help' article. When you 'upgrade' you will have to agree to a new Terms of Service and Privacy Policy.

Yahoo users who don't want ads targeted at them will be able to opt out of the "relevant advertising" feature mentioned above, through the Yahoo Ad Interest Manager page in their mail options. Also you won't see contextual ads if you use a dedicated IMAP email client. However Yahoo will still be automatically scanning through your emails for the other purposes delivering product features and abuse protection.

After that, you can access your Yahoo! Mail only if you upgrade to the new version," says the official Yahoo Mail 'help' article. When you 'upgrade' you will have to agree to a new Terms of Service and Privacy Policy.

 In order to keep their e-mails, users must agree to new terms of service that give Yahoo the right to "scan and analyze all incoming and outgoing communications content sent and received from your account (such as Mail and Messenger content including instant messages and SMS messages) including those stored in your account to, without limitation, provide personally relevant product features and content, to match and serve targeted advertising and for spam and malware detection and abuse protection."