Can I by any chance give them any suggestions, which may benefit them?
On their official website you  may find the tab stating suggestion, by clicking that it will open a form like thing, where you have to provide your basic details and in the message section, you may write your suggestion, they welcome that, there is an option, how would you like to be contacted to discuss on the suggestion you stated, choose your preferred method either from via phone or via email, tick on I am not robot, and click the submit button.