File this one under both “oldie but a goodie” and “insanely useful”.
Update 01/03/2014:David Sparks has an updated screencast that shows the best way to do this in modern Mac OS X.
As you probably know, Mac OSX has “Save As PDF” built into the operating system, so you can print to a PDF from pretty well anywhere. Convenient, but what if you could make it even more convenient?
David Sparks over at MacSparky put together a tutorial outlining how to create a keyboard shortcut for that “Save To PDF” functionality, so that all you need to do is hit Command-P twice.
The tutorial is easy to follow, but there are two updates that are needed for Snow Leopard.
Instead of going to Keyboard & Mouse in System Preferences, go to Keyboard:
And then the location of All Applications has changed a bit:
After that, follow the rest of David’s tutorial and you should be good to go. Just make sure you type “Save as PDF…” exactly as he shows it.