Alternative Mac and Windows compatible e-mail client software Postbox has reached a milestore release, v3.0, and the update brings with it more social connections, tighter integration with GMail, better interaction with apps and services, more productivity features and better OS integration for both Mac O SX and Windows 7. The new version also features a "favorites" bar to let users quickly jump to preferred mailboxes, and the ability to create and send "canned" responses.
