HOW TO USE TAR
What is tar?
Tar a UNIX utility that allows you to take a bunch of files and archive them into one file.

Frequently used TAR parameter
For the most part, these are all you'll ever need or use. If you'd like to know more, type man tar on the command prompt.

-c Create a new tar file
-x Extract a tar file
-t Show a table of all the file in the tar file
-v Makes tar verbose (report all actions)
-f Tell tar that you want a particular file

Examples
Again, these are probably all you ever need or use

tar -cvf tarfile source Creates tarfile from source
tar -xvf tarfile Extracts tarfile
tar -tvf tarfile Shows the contents of tarfile

Thanks to:
Hyon for writing all this down & putting it on his page so I could steal it.