We have a useful 'Greenlighter's Guide' that you can find here. It gives you the basics of forum use and a bit about the terminology that is used around here also.
To get yourself settled into the site why not try our 'Social' section it's a bit of everything but no specific drug talk as that is best kept to the relevant sections.
If you have a specific question or want to make a post but your unsure about where it goes, then post in 'Homeless' and somebody will move it for you.