To add a bit of color to @Chris Mason's comments, you could likely employ a property management company, so long as you had the right, and intent, on using some of the days yourself. 

The section 8 tenants have been in the mobile home for 15 years and have no intention of moving, if the numbers work out then I will most likely be putting a contract on it no rehab necessary she said the only thing it really needs is a water softener.

Dave was also spot on about their intention to keep things as simple as possible.

Some communities here in the western suburbs even have 5 and 6 units that were built in the 50's and 60's with the intent to be owner occupied.

My intention was to sub-divide the lot, build two homes and sell one.

Minneapolis approves    I understand their intentions, but I don't think this is a great idea.

The listing was a duplex and had tenants, but we bought with vacant possession in one unit with the intention of renovating.

With the intention of completing one a week I will have a opinion post here weekly. 

Very few primary residences make good rental homes since people don't typically buy them with the intent to rent them in the future and don't look at the numbers in that critical light.Good luck, Andrew

Nonetheless, we got it back together and flipped it, which was the intent from the outset.