In one place I lived, there was some residue on the windows from stickers the previous tenants children had put on the windows. There was a wasp nest on the ro

In one place I lived, there was some residue on the windows from stickers the previous tenants children had put on the windows. There was a wasp nest on the roof and the wasps kept going for the part of the window where the stickers had been. Must have been something in there that attracted them.