Unabled to cancel LTE 10GB contract

<p>My husband had a 10gb LTE contract. MR WILLEMSE</p> <p> </p> <p>Contract of 24 months was coming close to end in April so we sent in 3x cancellation letters, spoke to numerous people telephonically, sent numerous emails, spoke to numerous supervisors, visited the store countless times.</p> <p> </p> <p>But THIS CONTRACT IS STILL GOING STRONG AND DEBIT ORDER IS STILL GOING OFF. </p> <p> </p> <p>THIS CONTRACT NEEDS TO BE CANCELLED!! PLEASE RESPOND ASAP!!!!</p>