There was actually a publication on this by Microsoft! Basically, the idea is to make the e-mail look as terrible as possible to:
>By sending an email that repels all but the most
gullible the scammer gets the most promising marks to
self-select, and tilts the true to false positive ratio in his favor.
>By sending an email that repels all but the most gullible the scammer gets the most promising marks to self-select, and tilts the true to false positive ratio in his favor.
https://research.microsoft.com/pubs/167719/WhyFromNigeria.pd...