False information = *****

i paid them, more than 3 months ago, sent through the POP probably twice every week since then, and these guys still phone and sms me for payment.<br> Yesterday i told the call centre person, let me speak to your team leader to which he rep****, the team leader is not available.<br> what can i do to get these people to stop phoning and sms'ing me???<br> now my problem is, i paid, sent the POPs, and they still phoning me? <br> what kind of ***** is this!!!!!!<br>