Re: How do I build a rental house with multiple tenants?

Start with a residential lot, build the house with several bedrooms. Decorate the whole house and yard then change the lot to a rental residential. Assign each room and the shared areas.

Here's some videos to help you.
https://www.youtube.com/watch?v=xkibLpAOh4M
https://www.youtube.com/watch?v=yoHdHycNB28

If you want you can watch his rent to riches videos to see how the game plays with everyone living in rooms and sharing house stuff.
https://www.youtube.com/watch?v=-IHn8We81S4&t=9s