You'll see in the draft references to elements such as solar panels, vinyl windows (not appropriate), vinyl fencing (not appropriate), modifications to non-historic (aka "non-contributing") structures, garage doors, satellite dishes, in-fill projects and the like.
Please review -- if you see something you don't feel is correct, or this is missing, please let the City know! They are currently soliciting input prior to submitting the final version for City Council approval. Comments and/or suggestions can be left here, and they will be passed along to the City, or you can email the City directly:
City of Orange
Sr. Historic Planner