PS: I dont know if I have posted this on the right page...
Well, what is autotiles?
I am just wondering... ???
They're just like normal tiles, but they change depending on the number of tiles and where you place the tiles in the map maker. For example, the grass is an example of an auto-tile. If you want something more in-depth...
http://tkool.jp/products/rpgvx/eng/material.html (http://tkool.jp/products/rpgvx/eng/material.html)
Scroll down to tileset A. I couldn't have explained it better myself.
Thanks! That helped me a lot ;8