Location Aware Printing in Win7
A cool feature in Windows 7 is location aware printing to allow your laptop to automatically choose the default printer based on the network your connected to. The instructions below are from the Microsoft Springboard Series
To setup location aware printing:
Click the Start menu and then click Devices & Printers
Under Printers and Faxes, click a printer to select it.
In the menu bar, click Manage Default Printers.
In the Manage Default Printer dialog box, click Change My Default Printer when I change Networks, specify which printer should be the default for each network then click OK.
In the Select Network list, click a network.
In the select Printer list, click a printer to use as the default printer for that network.
Click Add.