Overly Ambitious Newblet - World Buildin' Questions

[lakedoo23]

For things that you want to place and possibly remove, like chopping down trees, mining, etc. Could you replace the models on the client for example replace 'orc' model with a tree and then on the server it tells the client to place the 'orc' model at x,y,z, which is now a tree and then the player could "chop" it down and loot the wood or something to that effect.