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 am not aware of any, but if you find one, let me know. What do you want them to check? The brakes are standard Brembo, I have never had the pads go on 4 Teslas, what specifically are you looking at? Maybe have them check the 12v battery? cabin air filter? HEPA filter? flush brakes?