A quick guide to buying pet insurance online. Not so very long ago, the idea of insuring a pet was almost laughable. It was the sort of thing reserved for those who owned posh pooches, the cr’me de la cr’me of the pet world. It made sense to insure pedigreed pups and their feline companions when they cost so much. Things have taken a turn, though. Rising vet fees and publicity about the expenses of owning and caring for a pet have prompted many people to invest in insurance for their pets.