So, some food for thought.Trusts seem to be the preferred method of liability and asset protection among the wealthy.  

Often times when a builder/buyer moves too fast, or is too busy and overlooks a key piece of due diligence, the unethical ones will try the "scorched earth" method and blame everyone but themselves, even when they know it was their own mistake, and they'll see if they can scare you, the seller, the title company et al into paying damages/fixing their problem. 

You need to set a deadline for them to correct the issue, then follow up with an inspection or other method to confirm compliance.

Your problem is probably your method of wholesaling. 

I'm particularly passionate about rental, fix-and-flip family and multi-unitsOutside of real estate, I enjoy nature photography.

Find Brandon's videos on YouTube for the "four square" method of analyzing homes and practice.

I decided I’d find another method. 

Additionally, are there any other methods, approaches or strategies you’d suggest for someone just starting out in this space?

You can take a deep look at the deals and get an idea of the kind of variety you'll see and come up with your own due diligence method (that meets your unique situation).

Bandit signs, cold calls/texting along with direct mail is the method most people use.