Maybe more but not less for sure.There's also an option to convert the front property dwelling back into a SFR & just have the 2bed apartments in the back.

If there is no food in the fridge or cloths, then your case is clear that nobody can be living in the dwelling.  

As Kyle stated it varies by state and local jurisdictions but here is what the 2012 international residential code says(1 & 2 family dwellings)Article R315.1 Carbon Monoxide alarms.

The main reasons a good tenant will move, are for these reasons.1.Unsafe dwelling or too unsanitary. 2.Invasive landlord, and landlord not fix issues.3.Relocating for work, marriage, divorce, or need a bigger or smaller place. 

Most zoning laws in most cities do not allow accessory dwelling units, (ADUs) in neighborhoods with single family zoning.  

Being cooped up in an 800 square foot 1 bedroom with two kids and no yard or daycare has spooked a of of city dwelling millennials it seems.        

It is unlawful to "discriminate in any aspect of selling or renting housing or to deny a dwelling to a buyer or renter because of the disability of that individual, an individual associated with the buyer or renter, or an individual who intends to live in the residence."

Because of this, we've added the following clause to the landscaping section of our property rules:"Tenant may plant the beds adjacent to their dwelling to their liking, but only with those plants that are of appropriate size and type for the beds.

The only thing I can add if you are an LLC or corp you would need an attorney to file  This adds about $500 to the process and figure about $1200 out the door  if you can do cash for keys it can be cheaper but please research the procedure and make sure the tenants are completely out of the dwelling before any money is given Good Luck 

If the family or number of people in the household falls within the maximum allowed for the dwelling, they would be considered equally and fairly along with other applicants.Bottom line, the landlord must use a clear and consistent screening process for all applicants.