Vacant

The building is not being used, or has no assigned occupancy type.

No upkeep

The building has deteriorated, because either the materials or the structure have been altered.

Lack of knowledge

The building or site’s significance is not sufficiently acknowledged.

Demand for land, speculation

In the neighbourhood where the building or site is located, there is real-estate pressure to proceed with densification or a change of use.

Inappropriate/incompatible use

Land-use intensification or modification threatens to affect the physical, cultural and historical integrity of the site or neighbourhood.

Demolition

There is a threat of demolition, or a demolition process has begun.

Vandalism

Acts have been committed causing damage to the building or having an impact on its heritage significance or its integrity.