If you ever needed to select a different SMTP server while sending mails in Thunderbird you can now by installing the Send Via add-on for Thunderbird. The add-on can come in handy if the main SMTP server is not accessible at the moment or having accessibility or connection problems.
The Thunderbird add-on is available for all [...]
SMTP Server Selector For Thunderbird
How To Setup Gmail In External Mail Clients Properly
Everton from Connected Internet send me an initiation to a new Google Apps account for our news site Windows 7 News. It basically was there to be able to access a mail account for the domain. It was not a huge problem to set it up and I was able to access the account online. [...]
Check Webmail with Mozilla Thunderbird
I received an email after publishing the article about YPOPS that made it possible with all email clients to retrieve and send Yahoo Mail emails. If you are a Thunderbird user you might find the Webmail extension for Thunderbird a better choice. It adds support for more than just one webmailer. You get support for Yahoo Mail, Hotmail, Lycos, Mail.com, Aol and Libero. By default the webmail extension and at least one additional component has to be installed to add webmailer support.
How to get mail from all thunderbird accounts at once
The email client Thunderbird does not necessarily retrieve messages from all of your mail accounts at startup. By default the first mail account will be checked on startup and all mail accounts will be checked every ten minutes. The following user.js tweak changes this behavior in the way that Thunderbird retrieves mail from all accounts at startup as well.

