Command block is an extremely powerful Minecraft block that allows you to input commands in it and execute them under various different conditions. The conditions can be that it will only activate if ...
//This script will make an object totally Invisible. It does the same thing as editing it and setting the texture to the default transparent texture ...
// Rez this object, move it to where you want the avatar's seat prim to end up, and reset the script. It will say the position across an entire region.