Has an environmental and survey been conducted?

You could jump through hoops and get a "Letter of Environmental Protection" which will allow you to rent to families, but it will devalue the property and increase insurance rates.  

Animal/Environmental Conservation2.)

Possibly environmental or structural.

Do you know if you're going to need a seawall or not and if there's any environmental setbacks etc  or if you need to do a environmental survey prior to building... did the lots come with any information as far as what's allowed, what's not allowed, what the minimum square feet needs to be for the dwelling etc?

Leon, I have personally handled refis for large investors on commercial properties, and I can tell you that there is always some aspect that is being personally guaranteed (environmental for instance) by the members of the LLC. 

You generally wouldn't expect 15% occupancy anywhere in our market on any type obviously, but we do consistently see that on distressed assets, perhaps mostly on industrial types that are out of code and tenants can't get CO's for without either the owner or tenant spending significant sums of money on rehab/environmental.  

Consider an environmental study due to contaminated waste and chemicals used in the medical field.

Shortly after that, I had the great good fortune to hook up with an environmental engineer (a fellow BP-er) who not only understands this complex stuff, but who is also a highly-ambitious real estate investor who wants to hit the Financial Freedom level ASAP. 

Another unit did not have their electric turned on so we couldn't test anything in there.I contacted my lawyer about this and he stated that in our contract it states "This contract is contingent upon a written determination, at purchaser expense, by a licensed architect or licensed engineer or by an agreed third party that the property is free from structural, mechanical, and/or environmental defect not exceeding $1,000".