I work with 4 electricians , 3 plumbers , 4 HVAC , 5 or 6 framers , if 1 is busy I use another . 

Definitely a bad way to do business. 

I dont know your business model exactly but I assume you collect some referral fee from the supplier?

It is a lot of work to build property (more than fix and flip) so prepare to be busy.  

Quote from @Gary Campanaro: I wouldn't consider it unless it were agreed to up front.Cancellations are part of her business, and she needs to accept that.

Possible to maybe build one similar to this with an add on for small business owners and REI's. https://docs.google.com/spreadsheets/d/1xYOKT2eNS588cj6_8jVv2vobAfAhCVUd/htmlview#gid=1221524195

The city has seen revitalization efforts, especially in neighborhoods like downtown and the Third Ward, attracting new businesses and residents.

All in all, this is exactly why you connect and establish a business relationship with an experienced investor-focused real estate agent who will shoot you straight. 

You are correct, it is common for DSCR lenders to require the borrower to be a business entity in Florida, and some other states sprinkled across the US.

Now more than ever, I am seeing offers required to be submitted through a portal where the listing agents want no business being involved with up front negotiations.