crazy neighbors

Are there any chicken safe cat deterrents that are helpful to spray around yards? Our neighbors let their cats run around freely and I personally find that really unsavory along with I dont want them spreading disease to my chickens, I know that they will snoop around and piss in our yard and...

I need some advice on what we can do. I'll give you the entire story from the beginning. -My family moves into a nice fixer-upper. We build a 14 x 14 chicken coop and get six bantams and 6 guineafowl. 4 of them are roosters! - We get a few more because we don't want the rooster problem to build...