Just because one has the best price doesn't mean its going to be the cheapest in the long run.

In that asset class you are depending on things to save you that are trending against it.That said if the 30k completes a partial done rehab it might make sense but if it's a purely cosmetic one I would sell it now close to as is.

One time they requested that I install/repair a front porch/step railing within x days or they would cancel my property. 

Narrow it down to one niche and become subject matter expert in that field.

@Nate HerndonDidnt expect a yes to stacking my small properties for one loan but my fingers were crossed.Thanks for breaking down the hypotethical.

There's a property tax foreclosure auction coming up in my area soon (Ingham County, MI) and one of the properties being auctioned I found out is a 3 bed, 2 bath modular home.

May or may not be one. 

I'm looking to self manage and also manage a few units of some one else's portfolio.

No one on BP can answer it without your lease

Right now, we’ve been able to keep rooms rented as we turnover the empty ones, but I am having trouble figuring out if this is the best strategy.