Cancelling Broadband Help

Hi! I am new here and have a question over my Broadband. It may have been asked before so sorry as I dont know how to search on here.

I have ADSL which I set up about 18 months ago using a "non 12 or 18 month contract" provider. To be contract free I had to pay a special one off fee for BT to turn my line into ADSL about

when you cancel you may be charged a fee for ceasing the service - this is less than a tenner Wholesale charge from memory, your ISP may or may not pass it on.

If a line doesn't have an active ADSL account, ie someone paying for ADSL, there is a Wholesale connection charge around