poor call centre agents

Yesterday i call them regarding my account <br> reason being affordability <br> i wanted t odown grade my account <br> but i spend any hour over the phone listening to their answering machine until i run out of airtime <br> today i try to call againg it also took me long for them to answer my call<br> but what they said to me is that my invoice was done yesterday i can no longer down grade it anymore <br> their website so slow <br> <br> poor service <br> <br> i'm thinking of closing my account