[[Housesoiling - Cat#Medical Assessment|Underlying medical conditions should be investigated]] and treated. Regardless of the cause for the marking behaviour, it is useful to '''increase available resources''' so that cats have easy access to them and perceive their [[Feline Territorial Behaviour#Core Territory|core territory]] to provide a surfeit of the things that they need. [[Pheromonotherapy - Cat|F3 diffusers (Feliway)]] help to create a sense of core territory and can considerably reduce tension in cat groups. [[Management of Items Contaminated by Urine or Faeces|Soiled areas should be protected]] to prevent soiling from becoming ingrained and harder to remove.
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[[Housesoiling - Cat#Medical Assessment|Underlying medical conditions should be investigated]] and treated. Regardless of the cause for the marking behaviour, it is useful to '''increase available resources''' so that cats have easy access to them and perceive their [[Feline Territorial Behaviour#Core Territory|core territory]] to provide a surfeit of the things that they need. [[Pheromonotherapy - Cat|F3 diffusers (Feliway)]] help to create a sense of core territory and can considerably reduce tension in cat groups. In one UK-based study spray marking was reduced by 91% after 35 days Mills, D.S., Mills, C.B., 2001. Evaluation of a novel method of
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delivering a synthetic analogue of feline facial pheromone to control urine spraying by cats. The Veterinary Record 149, 197–199.
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[[Management of Items Contaminated by Urine or Faeces|Soiled areas should be protected]] to prevent soiling from becoming ingrained and harder to remove.