Have erected perches on and inbetween trees for birds to roost in, its worked well so far. Suggest you take a visit to a game farm, you wont see many roosting facilities there.
On a personal note I cant stand people who make snap judgements and comments that have no bearing on the original post! Never said I was a keeper (I'm not) and am certainly NOT lazy arsed as I work 60hrs a week and look after our syndicate shoot in my "spare" time. Dont use trees as posts either so keep your negative comments to yourself
easy mate danw and lab are secret lovers as we hit a raw nerve when i put a