3D Warehouse is adding a new feature for verified companies like yours.
Your content is now stored within your company organization.
You can still manage your content as before and you can now invite others to manage your content too.
Checkout the help docs for more information.
Its just a code to identify what the block is like: 2 [Floors as in Block height [BH]] 9 [3x3 area] A9 [BH 1 = 3x3] B3 [BH 2 = 1x3]! weeee complicated codes w00t! #FKs_Block_Collection #flashkirby #Virtual