https://hobbes.nmsu.edu/download/pub/os2/apps/internet/mail/reader/pmm/pmmfaq.zip
Older version: https://discmaster.textfiles.com/view/40110/Hobbes%20OS2%20CD-ROM%20(Walnut%20Creek)%20(September%201997)%20(Disc%201).iso/internet/pmmfaq.zip/PMMFAQ.txt