Google's indoor maps feature for Google Maps is a great idea, but implementing it will take more than waiting for Google's cameramobiles to drive around to your address (with the possible exception of the new Super Wal-Mart Drive-Thru). Business owners have been able to upload floorplans to Google Maps for some time now, but that still doesn't provide particularly accurate information without a lot of WiFi around. Enter the Floor Plan Marker
, Google's official helper app for indoor Google Maps. You can download it from the Google Play Store right now.