You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
I don't have a picture, but the two times I had mobile service in Portland, Oregon on my out of warranty Model 3, the technician showed up in an unmarked Model X. The guy was great. The job was done properly and efficiently.