1. A method, comprising: a) accessing building automation data comprising a plurality of data objects, each data object corresponding to a space or device in a building automation system, the data objects interrelated in a first hierarchy linking the plurality of data objects and as a series of parent and child objects; b) receiving an event condition indication from a first device in the building automation system; c) storing an indication of the event condition in a first data object corresponding to the first device; d) propagating an indication of the event condition to upstream objects in the first hierarchy, wherein the upstream objects include a parent object of the first data object.