Yes, as far as my non-lawyer understanding of the laws read, it doesn't matter that there is an end date in the lease, you still need to provide proper notice if you are not going to renew it.

Multifamily is incredibly complex and if you don't understand the metrics or calculations behind it, you're going to get burned. if you're just plugging numbers in until it "goes green", you are either going to miss out on deals or buy something you shouldn't. 

He has helped many real estate investors and really understands the niches in these areas for real estate investments.

That said, Detroit is very much a block-by-block market, so understanding the dynamics of specific areas is critical.For professional investors (and even newer ones), Detroit’s future is bright if you approach it with the right strategy, solid due diligence, and an understanding of the challenges.

You have a solid plan and it's working great!

It’s all about securing the right agreements and understanding the rules. 

But consulting with the town would be good to try to understand what they're permitting process is like.

Verifying last 2 years of rental history and income extremely important to find the “best of the worst”.Make sure you understand the Class of properties you are looking at and the corresponding results to expect.

But I also understand some people don’t really care about the cash flow as much as the security of not having to worry about a vacancy or whatever.

The city offers a mix of high appreciation potential in certain areas and solid cash flow in others.