Must read

[#1]

There's a very interesting document referenced in this short article about the myths and legends of MaxDSL. Very interesting reading both for the n00b and the seasoned user 
Regards .....

[#2]

Yes, I thought it was quite useful also.  however, it doesn't bear any reference to target noise margin decreasing, which is one of the things that I find particularly annoying.

[#3]

BT Wholesale is in discussion with broadband providers as part of its process for writing an update to its Max DSL Myths and Legends document.........
Now's your chance to help with the document update   
Regards .....

[#4]

It's a change in process I'd like to see rather than a few words really

[#5]

Perhaps if you insist on them putting in to words a description of how the process fails it might embarrass them in to fixing it! (you can always hope!)

[#6]

Possibly!
We have previously raised the issue of it being difficult to get an SNR change actioned downwards but it was deemed as a non issue, or something along those lines.