'The world of work is full of false ads or scam ads, real traps for candidates, who are helpless in the face of this redundant and useless information overload. How to defend against these distortions? How to bring down this disgraceful practice? Who are the perpetrators of these falsehoods and for what motives do they do it? A small handbook that guides us through these questions and, above all, tries to bring out a glaring reality: candidates are not to blame if the job does not come, as the mechanism is rigged by the very actors who are supposed to make it work.