Not getting back to a person

<p>I mailed cartrack becasue they tell you to install their app but doesn't give you login details. It requires an account number which i don't have becasue that was never communicated as well</p> <p> </p> <p>My first premium is not even off yet and i already dont want this service</p> <p> </p> <p>Please can someone contact me so i can cancel urgently</p>