A Letter in an Empty Home can be found in the damaged farmhouse southeast of Redcliffe Farms Inquisition Camp located in the Hinterlands. Reading this note will initiate the side quest Safeguards Against Looters.
They're telling everyone to leave until the mages
and templars stop burning everything down. I
saw the way the merchants were looking, though.
If we just flee, they'll pick our houses clean. I'm
taking our little project to the cave in the hills
up north. You know the one. It'll be safe there
until this all blows over.
- This note is not included in the Codex.