If you keep your cats indoors this is what you will avoid them :
1- Being stolen
2- Getting lost
3- Being hit by a car
4- Worms, ticks and fleas
5- Exposure to FIP, FIV, Felv
6- Becoming a prey for predators such as eagles, falcons and hawks
7- Downing in pools
8- Rain, wind and extreme temperatures
9- Exposure to Ringworms
10- Accidental poisoning
11- Death or injury caused by seeking shelter in car engine bays or on car wheels
12- Being shot, poisoned or trapped by intolérant neighbors
13- Stickers attached to eyes, ears and noses requiring surgery
14- Fights with cats or other animals
15- Outdoor cats live 2 to 4 years
16- Indoor cats live 12 to 20 years
Think about it !