Google Maps Blog announced a new widget - Google Directions Gadget you can put on your site that gives directions to physical directions. Now this is a handy one with options.
With good insight into the user experience the blog notes:
"This simple gadget allows webmasters to add customized Google Maps directions to their business locations. With the directions gadget, you no longer need to type and update multiple sets of text directions. Let's face it: customers are only looking for directions from their specific location."
This one is a very smart play and will be adopted quickly