The steps to flipping is fairly straightforward, executing and the logistics is where a lot of people fail. 

I think your threshold question is who can you look to for failing to enforce the restrictions i.e. seller, real estate agent, attorney, title agent/insurer? 

I may switch to a 5% conventional loan to avoid the risk of failing the self-sufficiency test.

As a matter of fact, I recently met a young lady who, shortly after meeting, called me for help with an investment she'd made with someone else after both she and the other person failed to satisfy their contractual agreements.

All projects have paid on time without fail.

Well, it really doesn't matter, to the syndicator's family, if most of the bets fail. 

We hired another lead gen company (REI Call Center) and they are failing miserably at their job.

This property was listed by them originally, before it failed to sell, and then they hired someone else to sell it.

However, you can start with a list of potentially good investment cities and remove those that fail to meet additional criteria.

Have a read A good friend shared this story recently; a nice story about effort vs. skill – a good reminder that in many areas of work/life time and outcome aren’t always aligned; especially in thedesign & technology space…A giant ship’s engine failed.