You can try a product like Feliway® for instance which produces a synthesised pheromone to help a cat relax. He knows that all those different smells in one area will confuse the enemy and throw him off his trail.
Grow up boys. They are still a little swollen from surgery, which makes them appear fullerthan they actually are, however there are no testicles inside. I wish she had kept her but Callie was so depressed and spent the whole time hiding. My chihuahua also pees on the dog beds, and the best thing I have found is to buy the Martha Stewart beds from Petsmart - they are machine washable.
Never wait 3 or 4 days after signs appear as in many cases these signs can be life threatening. There are multiple cats in the household The more cats who live in a home, the more likely it is that at least one of them will urine mark. Sadly, I have tried everything from mutch to large rocks to cover my flower beds .