The only restriction is that your remaining lot is large enough so your house meets all the set back requirements along with the minimum lot size. 

@John MoisaWe own and operate a similar size ALF.

I certainly don't think we're about to see a major shift in population density, but we could see some new, significant trends in mid-sized cities.

So depending on the size and cash flow of your rental portfolio, it may or may not be the most financially advantageous approach.

Since I work with realtors so much, I bet I could do the listing myself, but still will probably hire a listing agent. 

The average gross rev for this size is about $150+/-/yr.

A one-size-fits-all approach to defining the rules is extraordinarily difficult in the same way that writing down all of the laws in Napoleonic fashion is virtually impossible.

Hey @Chad Keilen, your best bet here is to call every local bank/credit union in the area. 

The good news is that RT-4 allows for Residential Units to be located on the fround floor By Right, which means that (Depending on FAR and lot size) it is Unlikely that this is a Zoning Issue, and more likely that this is a Building Department issue.

I'm a new investor, currently living in the SF Bay Area, looking for opportunity in out-of-state Rental Properties Investment.Currently, our research have been narrowed down to 2 locations: Memphis and Rochester.Our research has led us to focus on SFH turnkey rental properties or properties that require minor cosmetic rehab, do enough repetitions with incremental expansion on rehab project size, and build our portfolio from there.