Oh yes, we received lots of such mails at work (and that was quite a while ago), from considerable lottery gains to "lawyers" looking for "heirs" to claim large amounts, or from family members of late, high-ranking state or wealthy business people in war-stricken, (mainly) African countries, needing a trustworthy administrator to saveguard their money; further, a series of our eminent, foreign correspondents were hacked, and we received "sos mails" telling all kinds of mishaps, either that they were robbed or had lost money, luggage and passport in some big airport in Europe, and, having nowhere to go. needed urgently several thousand £ or $ to get home safely (it was the so-called Nigerian connection, and that involved a lot of additional work, as the victims of identity theft and their colleagues had to be warned, mail accounts changed, regular mails recovered from the spams, some cases needed investigations, etc., etc.).
https://en.wikipedia.org/wiki/Advance-fee_scam
Additionally, we were bothered by dating requests and "certain services" ...
Such scams still occur, of course, including fake news, but the scam and spam filters are much more efficient.