"The churches were built to the glory of God, and still only exist as churches for the holding of services."
Leaving aside the hoodoo, if they no longer fulfill their purpose for a significant enough number of people, they should be closed or given to communities for something else.
Many Church of Ireland Protestant Churches are used as music venues, and some for heritage centres
Tuamgraney
Why continue to keep buildings that are empty, especially if they become dangerous if they are not maintained or unused (perhaps god is looking for new tenants up there!!!)
Jim Carroll