I am a keen user of TeX, via
variant created by Leslie Lamport.
I have been a member of the UK branch of the
Tex Users Group
for several years.
I tend to produce most of my documentation using LaTeX.
This allows me to produce
PDF and postscript files (via DVI conversion programs) and RTF files
The RTF format is an
but due to its close integration with Microsoft Word for Windows it is
useful for people that require documents to be in a Microsoft format.
I used to use
to create web pages from my LaTex documents, but have now found that
does a better job and is much faster.