The answer is relatively simple, it's landlord fatigue.  

Thanks for the colleague request.The concept of TDR is fairly simple and straightforward.

Yes what appear to be simple easy jobs still take time , and we bill for time . 

Make a simple spreadsheet or written list with the features of each and see which ones appeal to you most.

It's a very simple and effective tool that you can use when evaluating rehabs, whether you're looking to flip or BRRRR. 

The “methodology” the guru presents either isn’t all that profitable, isn’t as simple to enact as he suggests, and or works only with certain limits as to economic climate, geographical area, etc.2.

hmmm, it seems not that simple.

@Jay ChungI would have a handyman frame out a simple wall, 2x4s, and drywall.Years back, we did something similar in a garage we rented out.

Simple things like a branded email at your domain and a website can open a lot of doors. 

Get a stable income, job and start with going the simple route.