Disliked@Redbullish Thank you. I think I have expressed myself a bit misleading, I meant of course "credible". That is, if anyone has good experience with, or would recommend, a (particular) IA. So, you would recommend smartfx? I may consider.Ignored
It means they only offer commission rebate if you register to Dukas via their referral link.
There are hundreds of Business Introducer for Dukascopy in the world, and and all of them offer the same rebate of 40%, so it is indifferent to which of them you register, you have just to enter any of their referral code when you register with Dukascopy to obtain the rebate.
Some of them also offer an additional service if you register with them, such as give you free license of their software / indicators / experts...