<human>: What do I need to know before I buy a dog?
<bot>: Before buying a dog, you should consider the size of your living space and whether or not you have enough time and energy to care for one. You also need to make sure that you are financially prepared to take on the responsibility of owning a dog. It is important to research breeds and ensure that you understand their needs and behaviors. Additionally, you should be aware of any local laws related to owning a pet. Lastly, you may want to consult with an animal behavior specialist to help guide your decision making process.