[pdftex] splitting .pdf output into smaller parts

[Robin Fairbairns]

> I've generated a 360 pp., 125 MB document using pdflatex.  Does anyone
> know how to split this into smaller files?

i expect selectp.sty will help.  see 

  http://www.tex.ac.uk/cgi-bin/texfaq2html?label=conditional

for conditional compilation solutions of all sorts.