Is there anything for demo racers to compete in?

Quote from xstylez :

Is there anything for demo racers to compete in?

Not really, not anything big or well known. I suggest you to buy S2 to get some quality league competition.

http://www.lfsforum.net/showthread.php?t=66488 The best you will get.

in 2 or 3 months SRLT is planing Win S2 Demo cup, its demo league where you can win S2 license for free