as most will tell you, search and you will find your answers...
personally, i wouldn't put any ebay springs/struts on my car unless they were a name like koni, eibach, goldline, tokico, or one of the other major suspension manufacturers...
if you don't have the money to do it properly, save until you do have the money.
No. How about reading the FAQ at the top of the forum?
I'm in college and I'm rocking a used set of gravanas. if money's an issue, save up a little more and buy a good used set up that you know will work well and not end up costing more in the end. just keep your eyes on the classifieds for a good deal. you'll end up being much happier.