[Psalm 73]

"...we can always call the resolution “mostly peaceful”."

Yup. A late-night visit might very well give them a "different perspective".

[Chickensoup]

wait until they are gone

Have the local dojo go in and remove their items. Put in your items.

have locksmith immediately change locks.

move into the building immediately.

Do not leave it empty.

Remove Mail box for that home or apartment.