for now we don't know all flags

almost all was finded by kbps 
(http://www.gtaforums.com/index.php?showtopic=380830&st=40#)

11101111111111111111111111111111
 disables some things inside (don't use it)

11111110111111111111111111111111
 disables player model drawing

11111111011111111111111111111111
 disables doors (don't use it)

11111111111011111111111111111111
 disables bullet holes (I prefer don't disable 'em)

11111111111101111111111111111111
 disables ARROW v (missions/houses trigger) (better don't use it)

11111111111111111101111111111111
 disables all shadows (or it is now ONE BIG SHADOW Everywhere?)

11111111111111111110111111111111
 overlight !!! where is my sunglasses ? 

11111111111111111111011111111111
 disables the TV

11111111111111111111111011111111
 disables distance drawing 

11111111111111111111111101111111
 decreases textures quality? trees?

11111111111111111111111111011111
 disables the sky - all sky is now Black!

11111111111111111111111111110111
 disables gunfire effects, bullet shells/trace (prefer to don't disable it too)

11111111111111111111111111111011
 disables the traffic light, lamppost, mailboxes, etc.

11111111111111111111111111111101
 disables vehicle drawing

11111111111111111111111111111110
 disable ped drawing

-------------------------------------
And total :

for good gameplay (disables don't know what, but probably runs faster)
flags=00010001100110000011100110101111

the same, without distant drawing (more FPS)
flags=00010001100110000011100010101111




  


