Thought this is worth sharing. This is yet another fine example of why DynamoBIM is great for daily use.
Over at the Dynamo forums a user wanted to select all elements of a certain category at a certain level.
This is not only where DynamoBIM saves the day, but Andreas Dieckmann and his clockwork package as well!
See below for a fine example of achieving this simple task.
2015-04-13_10h37_36