The true owner of the property is the LLC, it is a separate legal entity from yourself.

Some of their installers do not pull permits and such but you can pull your own permits.   

Ian, please message me with the contact information for your property tax appeal specialist.I was told by Scott Phillips at Allegheny County that the increased assessment is due to permits being taken out to do a major rehab on the house by the former owner.However, as an attorney, I know that the county cannot simply send out an increased tax bill without first sending out a notice of an increase of assessment like it did because that violates due process.Thanks.

seek legal advise before signing anything, you will most likely need a clause in the agreement or as a side agreement to transfer the rights to the claim.

It’s not a quick or cheap process, but could serve as an alternative to a quiet title actions in states where the legal process is onerous.

They will give you insight to their zoning and permitting process.

This will all have to permitted by your city, along with permission from the current owner.Have you considered purchasing the entire parcel and renting the main home back to the current owner?

I know of a few drug dealers who are making millions of dollars...just because it works doesn't mean its legal or right.

Yes it costs money but it will memorialize in a legal document what everyone gets at the end of the day.

Security deposit amountYou can find plenty of examples by searching for "tenant estoppel certificate doc" or exchange "doc" with "pdf" for more options.Here is an example and explanation: estoppel certificateSome have a lot of legal jargon but this document does not need to be so detailed.