If she has lived in the US for 22 years and owns a legitimate business here, there must be something she can present to you to help you qualify her.If you can't verify her identity, it is a no go.

Of course, we are all familiar with the fact that there was a little fraud going on during 03-07.  

if you have solid facts of wrongdoing, I think any licensing organization is a first call for breach of any professional duties, and if it is outright fraud, a consumer site likely from  the attorney general or law enforcement would be possible, and a civil case could be pursued privately for damages....there are even more places for business complaints and reviews. 

Link to article titled "A Small Bank's Big Victory Against Mortgage Fraud Prosecution"http://www.nationalmortgagenews.com/news/complianc...

Seems strange and a bit fishy to me ... blind leading the blind at best, fraud at worse ... either way, no go would be my advice on the whole arrangement unless you have some very compelling answers to these questions that I hadn't thought of.

Depending on who funded your loan you usually have to sign documentation that it will be your primary residence for a year else it could be considered fraud.  

Manipulation and fraud happen on Wall Street, but it's staying power is overall trust that the system will continue to function. 

For instance, unless you are buying 4 identical houses, you will likely not maintain the exact same basis in each.

The first thing you should do is look at supporting documents to confirm their identity.

They will pursue Buyer and Buyer's Agent for fraud.