A guide detailing 8 tips and tricks to help make your Vet Clinic successful and profitable in The Sims 4. You will need The Sims 4 Cats and Dogs Expansion pa Starting & Managing Your Vet Clinic In The Sims 4 1- Establishing Your Vet Clinic. Begin by assessing your financial situation to determine if you have the means to acquire a Vet Clinic. To do so, you must select a suitable lot for establishing and organizing your clinic. It's crucial to recognize that operating a vet clinic entails 4. Sort by: Written_Wishes. • 2 yr. ago. I might be wrong, but I’m like 99% sure that the businesses are owned by the household and not individuals, so you could just make sure they live together before she dies and then the property stays in the household. If you don’t want to do that, you can wait until she dies, and then cheat the Vending machines are not filled automatically if the vet clinic is owned by your sim. You need to create pet treats on the Medicine Crafting station. The treats then go into your sims inventory and from there you can drag the treats into the vending the machine. When the vet clinic is open, Sims will randomly come in to purchase pet treats from jrH5v.