For example, I mention that every adult must pay a $30 application fee, pass my credit/criminal background, make a combined income of 3x the rent, and whether or not the property accepts pets.

So beware of these (and other forthcoming) dog whistles, they will lead you astray, fighting imaginary ghosts.

And we don't allow pets on this property where we always allow pets on our other properties.)

Also want to add that she had multiple violations such as having a dog with her while her contract states no pets and she was contacting repair facilities and acting as my agent or pretending to be a property owner and interfering with repair process. 

Also can fellow landlords advise what dog breeds to reject?

Not high on my priority list. do you have dog or dogs.. 

@Sidra Amir I work in a group home that regularly has a pest company come in and inspect for bed bugs with a bed bug detection dog.

nearly every single applicant will tell me their pet is either ESA or Service dog.  

It doesn't matter if it was by one of them, both of them, the dog, or a friend.

I golf, play a lot of softball, run most days, walk my dogs, do some real estate projects.... stuff like that.