After they plug say $10k to enforce the lien or protect their interest.  

I am not sure what language to use that would protect me if I am not able to find a buyer.

Are there any ways to protect your credit from all these soft inquiries?

Protect them and make sure they are not harmed no matter what.

If I can present these potential investors with a legitimate wholesaling opportunity, having transparently quantified my due diligence on the property, I believe that this could be my way to break into the REI world.After reading many forums on setting up the business side of REI, I think having a Parent/Subsidiary structure will be most beneficial, as not only will I have personal asset protection, but also because LLC's are cheap and easy to set up in Michigan. 

The attorneys argue they do a better job of protecting the client.

As Warren Buffett said "Diversification is protection against ignorance. 

Do you need to file a separate tax return for the LLC in order to maintain the protection of the LLC as a separate entity?

I mean there good people but they can be replaced,  and you don't want them setting a smoking trend for your current and future customers.  

The area surrounding that land has well constructed custom homes.