I am looking to purchase an extended stay hotel. I would like a book or program recommendations in order to learn how to purchase and manage the extended stay hotel. Thanks for any help you can provide! 

These resources will teach you how to handle the various tenant problems you are guaranteed to face if you invest in real estate. 

Most out-of-state investors looking at Detroit are typically focused on cash flow, which means they're usually targeting C or C+ neighborhoods.

Are there any resources that you'd recommend?

Feel free to DM if you have any questions or would like some resources on the topic. 

Or any other resources for STR SEO if you're willing? 

City-Data and Census.gov are solid resources, and sites like Rentometer can give you a good sense of rental prices.After that, I narrow it down to neighborhoods with strong fundamentals—good schools, low crime, and convenient amenities.

As for the third target market, Sacramento is close to you, it's a state capitol, relatively inexpensive, two major universities, great local culture...

Here’s our OPINION for the Metro Detroit market (use as a template for your target area!)

RE Brokers in the area are a key team member as they should know the area, good rental areas, and they will be a good resource for rentals (possibly, if they deal in rentals).