BL> Does DELETE THIS FILE have to be in capitals? 

Yes.

BL> Why not just use the zero-length as the key?

Tell me which line to change...

c:
cd\specialr
delzero *.*
cd\downsort
downsort
ren down_all.a~s F711X934.TXT
zip -9km f711x934 f711x934.txt
copy f711x934.zip c:\minpoint
del f711x934.zip
cd filesbbs
grep -v "DELETE THIS FILE" files.20 >temp.txt
copy temp.txt \specialr\files.bbs
cd ..
echo y | del filesbbs
@EOT:

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