DislikedErr, no you don't... You trade off a part indication of volume based on data that encompasses a portion of the whole market which you will never be able to encompass, even through eSignal. As for metatrader volume, that's not even worth contemplating, let alone discussing.
Unless forex becomes 100% centralized you will never be seeing full volumes. End of.Ignored
Why do you guys insist on having these futile discussions, whether it 10% or 100% total volume is absolutely irrelevant. What matters is : Does it work for you and work for you consistently. Clearly It works for Malcolm, so don't argue with him because you don't understand how he profits from it.