From vet bills to dog food: Earn points, miles and cash-back rewards on pet expenses

When maximizing points and miles for your family, there's no reason to leave the furriest family members out of the fun.Whether you have a points pup or a first-class feline, there are plenty of ways to turn those monthly orders for food, toys, pet supplies and more into your next vacation. (We're just not responsible for what your pets may do when they see your suitcase come out — again.)SLOBODENIUK/GETTY IMAGESMaximize points, miles and cash back on pet supply purchasesOne of the best shopping revolutions of the 21st century is having 40-pound bags of pet food delivered right to our doors, thanks to online shopping (and strong delivery people). Luckily, when you order pet food and other supplies online, you can easily rack up the rewards just as you do with most other online purchases.Check credit card offersLyndsey Matthews, TPG's managing editor of points and loyalty programs, makes monthly online purchases for her two cats, Chips and Dip. She uses Chewy to get food, litter and treats to her door every few weeks. Since her cats are seniors, she buys prescription food, which can add up quickly.To maximize her pet-related purchases, she has made it a habit to check her Amex Offer...