It may be intentionally unbelievable - see the Microsoft Research paper about "Nigerian prince" email scams:
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.
Comments
It may be intentionally unbelievable - see the Microsoft Research paper about "Nigerian prince" email scams:
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://www.microsoft.com/en-us/research/publication/why-do-...
Sure, but that approach requires a low cost per call/email. Things that raise the effective cost will make that approach less attractive.