Though released nearly a year ago, it is worth reviewing how PG&E lets you pair Home Area Network (HAN) devices with your smart meter. The process is simple and straightforward: Login to PG&E, enter your HAN's serial number, and voila!
See PG&E's Powerpoint on HAN pairing (2.4MB PPT)
Other utilities across the country are considering enabling HAN. If they do, they should skip the paper forms and bureaucratic morass that typically accompanies utility business processes, and go straight to a system like PG&E's: instant, on-demand, customer-friendly.