Purchased under market value, then rehabed myself with sweat (i am not the most talented DIY guy haha) What was the outcome?

I doubt they would accept a DIY "fluff", look how cool, 3D app that spits out pictures that anyone can download from the App store.

Either way, it is not a DIY project.

I am a diy person but I realize that this is gonna take some help from a community of like minded individuals.

A professional may often do a better job when it comes to hard decisions as it's just business to them.A DIY landlord though, may babysit their tenants a search high & low for the cheapest contractor and then pay them cash to get an even better price.- A PMC is not going to go to the extremes owners do as a PMC can only afford to spend X amount of time on problems for owners - or go out of business.

Ability to DIY (or subcontract) repairs w/near zero overhead/margin.2. 

Just a couple of years ago, many PMCs and DIY landlords required an application to schedule a showing.Days on Market are up over 38% in the last 2 years, so many are becoming more flexible to get more activity on the vacant rentals.

There are a bunch of companies that can do the cost seg for you.Techincally you can do it yourself but it isn't always the best way to go.Check out this article - https://www.merchantmaverick.com/diy-cost-segregation/Covers some of the risks.

Low cost and easy to DIY. 

The first tenet of the 1031 exchange is that you cannot DIY a 1031 exchange.