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#E-mail Rate Limits & Restrictions for Common Webmail Accounts. 12/28/2011
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*Google Gmail Email Send Rate Limit & Restrictions

The following restrictions apply when sending emails from a Google Gmail account:
Gmail email send limit - no more than 500 recipients per message for the Gmail web interface, or max 100 recipients if you are using an email client software.
Gmail other SMTP limits - outgoing messages sent via Google Gmail can not exceed 10Mb per email (including attachments).
GoogleMail Policy - http://www.google.com/mail/help/programpolicies.html
GoogleMail SMTP restriction expiry method - the restriction is automatically removed within 24 hours after the limit was reached.

*MSN Hotmail Email Send Rate Limit & Restrictions
The following restrictions apply when sending emails from a Hotmail account:
Hotmail email send limit - no more than 100 recipients per day.
Hotmail other SMTP limits - outgoing messages sent via Hotmail can not exceed 10Mb per email (including attachments).
MSN privacy policy - http://privacy.microsoft.com/en-us/fullnotice.mspx

*Yahoo Mail - Email Send Rate Limits & Other Email Restrictions
The following restrictions apply when sending emails from a Yahoo Mail account:
Yahoo Mail email send limit - no more than 100 emails or recipients per hour.
Yahoo Mail other SMTP limits - max 10Mb per message for the free Yahoo Mail Service, or 20Mb per message for Yahoo! Mail Plus.
Yahoo! Anti-Spam Policy - http://docs.yahoo.com/info/guidelines/spam.html
Yahoo Mail SMTP restriction expiry method - N/A.

*Lycos Mail - Email Send Limits & Restrictions
The following restrictions apply when sending emails from a Lycos Mail account:
Lycos Mail email send limit - max 25 recipients per message and max 250 emails per day.
Lycos Mail other SMTP limits - Lycos Mail does not have a limit to the attachment file size at this time.
Lycos Email Policy - http://info.lycos.com/legal/mailterms.html

*AOL Email Send (Rate) Limits


The following restrictions apply when sending emails from an AOL connection:
AOL email send limit - no more than 100 recipients per message or 500 recipients per connection.
AOL other SMTP limits - max 16mb per message.
AOL email-outbound policy - http://postmaster-us.info.aol.com
AOL SMTP restriction expiry method - N/A


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