For brevity's sake, I understand the merit of seller's not paying professionals to negotiate against them and I am a proponent of brokers having greater flexibility and influence on compensation allocated, as it provides all parties greater chance of compromise. 

If the lender contests the funds release and don't choose to release the escrow funds back to you, it can get tied up in litigation and after 3 years will be surrendered to the state by the title company.Your best bet is to go with a legitimate company that will be up front and transparent with you about the terms and costs before you are already committed.Seems like everyone is telling you the exact same thing so I really do hope you make the right decision here.

Many of our clients are families adding ADUs as a lifestyle choice, valuing the flexibility they offer.

I have noticed, the more business I bring a lender, the more flexibility in guidelines, rate, and terms I get which results in better deals for my clients. 

Your best bet is find a way to reject  them for someone better. 

You can bet they do quality work or these huge companies would not be hiring them. 

A cattle guard was going to be my other suggestion, but I'm betting those are pricy.

For more powerful financial software you can utilize Quickbooks, with much the same inputs but much more flexibility and greater detailing.  

Consolidate or Diversify Your PortfolioThe flexibility of a 1031 exchange allows you to either consolidate multiple properties into one or diversify by exchanging one property for several others across different locations or types.

But, there is very little flexibility and the rules are rigorous.