New answers tagged gmail-filters
The post from artlung has the right idea (the easiest way to do this is to edit the filters as XML), but the XML code he posts actually does not do what the original poster requested. The original poster requested to have a single filter that applied two different labels. That is, the original poster wanted to apply two labels to the same email message, ...
Adding to the good answers above, you can use nested labels to further emulate a typical folder structure.
To add to the answer above, to emulate "putting emails in a folder" it can be a good idea to also select "Skip the inbox (Archive it)". That way, the emails are not stored in the main inbox, while you can click on the label (emulating the folder) to bring them up.
Gmail mailbox doesn't use the "folder" concept. Instead it use views, labels and categories. All the messages that have in the from: field the mailbox email address, will be in the Sent view.
I had a similar problem, the only way around it was to... first disable THREAD views, which you can do in Gmail > Settings > Conversation View => Turn off. After you do that you can search/create filters that will be apply to single emails and not threads.
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