I am sure that there is a much easier way of doing this, but this is what I have figured out so far. I would like to run a script that downloads USGS data and parses it, and run this with as a cron process every night at x o'clock and append the output to a file. Can I run it like the following: 1 24 * * * R CMD batch foo.r >> foo.txt or is there a better way? -- Stephen Sefick Let's not spend our time and resources thinking about things that are so little or so large that all they really do for us is puff us up and make us feel like gods. We are mammals, and have not exhausted the annoying little problems of being mammals. -K. Mullis