How To Discourage Cats from Pooping in Yard? -- Good Questions

Pin it Q: This past summer, I received two stray cats in my backyard. They are very loyal, friendly, and caring. I have grown attached to them as my pets. However, now they're pooping everywhere in my backyard. I recently redecorated my yard with fancy rocks and dirt, thinking that would make them do their business somewhere else, but it hasn't. The smell is horrible and there are flies everywhere now. (I know that perhaps I should've just bought a litter box, but my family says that it's best t...