Search Gmail

Label --> Query operators

• Attachments --> has:attachment
• Today --> after:yesterday (Due to the search "after:today" was not completed to cover all emails today, I suggest you use after:yesterday)
• Last Week --> after:oneweekago
• My Focus --> (label:label_a OR label:label_b)

focus on the letters with the labels: label_a or label_b

• My Focus (new) --> (label:label_a OR label:label_b) is:unread

focus on the new letters with the labels: label_a or label_b

• Spam unread -->
  • in:spam is:unread
  • in:spam is:unread after:yesterday (means latest spam :P)
• more... see Gmail: Help Center - How do I use Advanced Search?(中文說明: 如何使用進階搜尋？) (last visited: February 22, 2006)

Goodies

• MozillaFirefox with GreaseMonkey User script: lukebaker.org » Persistent Persistent Searches (last visited: February 22, 2006)