Read this http://www.burningman.com/first_timers/
and this http://survival.burningman.com/
and I do mean every word of both, that will give you a good start. Start planning now, don't wait for a ticket, tickets begin showing up more in the summer and by then it will be too late to plan, and if you really want one you will find a ticket. Read through eplaya, and if you have a specific question the easiest way to get an answer is to google it by typing in "eplaya" and then whatever your question is. In most cases a bunch of threads will come up that answer your questions.
I realize this may not be a real person/situation, but on the off chance that this really is a person who just lost their mother I'm going to be helpful. If you are not a real person then go f*** yourself....hard.....on something sharp.