bad service

I app**** for a telephone line and when it was installed they did not provide me with the package I app**** for and when ever I try and fix this I request a call back service and if they don't get hold of me they don't bother to try again...I even held once for more than 20min for the call to be transferred. Now I under the wrong plan for my telephone line which is not what I chose.

When I spoke to a consultant yesterday they said they would give me feedback at the end of the day however she did not reach me and did not bother to try again or send an email...I was also advised on an installation fee which I was not made aware of and she said I would get the details when she calls back...now I must pay an installation fee when I was told of it...I will not