Don Cooper said:
What's a pps file extension?
That should be a self-playing PowerPoint show, however when I downloaded the file it came over as .ppt, which requires PowerPoint to view. If you don't have PowerPoint, you can get a free viewer here: <http://www.microsoft.com/downloads/details.aspx?FamilyID=428d5727-43ab-4f24-90b7-a94784af71a4&displaylang=en>.
growing pot in caves just doesn't work - there's not nearly enough light!
There is with a setup like those guys had! Major grow lights. Mark Minton