The reasons often cited when cats are being thrown out of the house is somehow related to the cat's urination problem. Many people think that their cats are doing this out of spite. which is false.
some common causes of urination problem
For old cats, especially those with arthritic problems, bladder control problems like incontinence may be caught short when needing to urinate.
Some medical problems may cause inappropriate urination in cats. These include urinary tract infections (UTI), cystitis, kidney stones or blockage and diabetes.
Cats that are not spayed or neutered will tend to spray in areas around the house instead of using the kitty box.
Cats can be stressed by events that their owners may not think of as traumatic. Changes in things that even indirectly affect the cat, like moving, adding new animals or family members to your household-even changing your daily routine-can make your cat feel anxious
-Litter Box Management. some litter box related problems :
Size and types of the litter box.
Location of litter box. This means they might avoid their kitty box if it's in a location they dislike.
Litter box is dirty.
Cats prefer to have their own kitty box so if you keep more than one cat, be sure to make one available for each cat.
Cats prefer soft texture litter that is kind to their soft paws.Article Source