Originally posted by Heir of Dracula:

I use wards for spawn protection and structure damage resistance from mobs. I have used this method for months and have witnessed the difference between unwarded structure damage and warded damage. Does anybody else use this method? And yes I'm aware the wiki says it doesn't bit I've seen the number difference even in mistlands.

I seen somewhere it's like 20ish% less damage with an active ward. It's also recommended you bury them, so the mobs themselves can't actually destroy the ward and pull the protection down.....just remember where you put it/them.