Just depends on your risk tolerance with the fixed or variable rate preference and which makes more sense for cash flow. 

Ultimately, it depends on each investor’s risk tolerance.

House hacking cash flow increases depending on how little space you can live in for a year (or more).I can't speak to Minneapolis inventory directly, but multi inventory is low in a lot of places.

In my limited exposure to using PMs in Memphis (I self-manage), most had a scale of upcharge depending on the cost of the service. 

You can get a 3/2 on the MLS that can fetch .8% of MV per month, should net $100-300/mo depending on PM situation.

Depends.

LOC's can have negative effects on your future purchasing power if not set up correctly and keeping in mind you can "never" use an LOC as a reserve or asset.It will always be a debt burden and can over inflate your back end debt ratios depending on the W2 income and your liabilities.

It just depends on which strategy makes better sense to you (similar to buy/sell vs.  

The typical price for land development varies widely depending on the scope of the project, the location, and the type of development (residential, commercial, etc.).

Anything from REIT mutual funds to direct ownership (which depending on your definition is "passive" to many, including the IRS), to direct asset syndications and funds.