I like the all-in-one aspects a lot.

Finding some sort of value-add aspect or buying at a discount means you either create or walk into equity, which protects you.

They have taken strides to pave the way for ADUs - here’s the implications for real estate investors.It's crucial to understand Raleigh’s zoning rules for ADUs BEFORE deciding to implement this strategy on your current or future long term rental, Airbnb, student housing, MTR, house hack, flip, etc.

https://www.airbnb.com/users/s...Let's remove the sale/transfer aspect of it and still consider the same question, or assume that as it is likely, not possible to sell the listings themselves.

Yes -- Nobody should try this unless all aspects are managed as needed. 

You make the payments to the lender.Oh, and just in case, there are more items to know about when considering a "sub to" transaction but this is just a comment on the payment aspect. 

I just wonder, can you commit to assuring this aspect.

I do believe analyzing properties is a very crucial skill, so i am putting lots of effort into learning that.

Besides putting together the best SOW using accurate/actual quotes as @Peter Mckernan and @Alan Asriants commented above, another key aspect is tracking expenses (bookkeeping) and monitoring the budget throughout the project. 

One critical aspect we focus on is identifying and preventing fraud.