In CAS give your Sim the Hookah Host trait.
Set up a hookah lounge from a variety of venue types already in the game. Nightclub, lounge, generic, park, beach, residential, and more. Some venues will require a certain pack.
Add bubble blowers with seats to that venue.
Start The Event
Use your phone to start a social event. Select the Hookah Lounge Event.
Only gold reward earns money
Select up to 12 Hookah Users
Pays $2500
Event will last up to 24 hours if you like.
Use the Hookah Lounge social menu.