Have all the necessary supplies ready. Examples are food, food and water bowls, leash or harness, collar and identification, brush, and so on. Take a look at the cat budget or the dog budget for more information. Pet-proof your home. Place houseplants out of reach.
Many houseplants are poisonous.
Have separate areas for your new pet and any existing pets. Tie electrical cords out of the way, if you can. Keep household trinkets out of your pet's reach. Make sure everyone knows how to properly handle your pet. Everyone should know how to safely pick up your pet.