Extra reading: Garage Inspection, This article discussed some interesting modification to the trusses. People make all kinds of modifications to garage trusses for shelving, storage, hanging bikes etc. Trusses can not be modified in any way without out a design from a structural engineer. In areas that have snow loads it is even more important. if modifications are present, take picture and document the need for a structural engineer to inspect the truss system.
Is that the one Kenton did. It was good.