In the search to find more productivity out of all that computing hardware you buy here is a few examples. In a blog post today, Merlin Mann showed an example of how automated you can get some tasks with a little planning and frequent enough use to make the set up worth it.
This used a newer version of the old keyboard macro tools that have been around since the days of Wordperfect. Textexpander on the Mac and ActiveWords on the PC are the current day versions of these tools.
Recently I also started to appreciate the concept of a Clipboard manager. There are many of these on all platforms, my application launcher of choice LaunchBar provides a powerful clipboard history that allow you to stack up all the recent items copies and paste them back in any order.