I'll give you some of my tips:

The most important way in which you can keep fleas away is by maintaining proper hygiene and sanitation both in your indoor and outdoor premises. You should also ensure to take proper care of your pets by washing and shampooing them regularly. A number of shampoos for pets are available in the market, containing pesticides, which are efficient in removing fleas.

It is important to remember that just getting rid of fleas on your pets is not really enough. You need to free your entire house from these pests, in order to keep them away from your cats. The entire process of getting rid of fleas can prove to be quite tedious, so you need to prepare yourself for some amount of hard work. The best way to get rid of fleas is to take your cats to the vet’s chamber. Keep them there for a night and let the vets handle the flea problem. The vet’s will apply special medicines on your cat, to kill al the existing pests, these medicines will also keep your cat away from future flea attacks. Maintain the cleanliness of your home and your pets and help yourself to be away from flea attacks.