The fact that you haven't leased it in 15 years on matters if it has been neglected, or if you allow that to effect your negotiations.

That would bring effective rent down.

Honestly, if you consider Four by Four dangerous and you only have the budget to invest in similarly priced neighborhoods, I wouldn't consider investing in the City.

You may be able to register the law suit on title which would prevent her from selling to anyone else (effectively the same thing); your lawyer should be able to advise you on this and as noted earlier, if he can't, find another lawyer.Secondly, if you try to sue her, you will be suing for what is called 'specific performance'.

Bathtub and Full wall Tile reglazing, New Toilet, cleaned out Vanity, new faucets for shower and sink, New Medicine Cabinet, New Flooring, and Paint and light fixtures.All under $2,200This are the pictures as of 3 days ago, I will upload new ones once I take them of how it looks currently completely finished. but It looks clean and new and overall cost effective.

The danger is confusion or missing out on your "aspiration point" offer (basically, the best reasonable offer you could hope to have accepted).

Establish a relationship with an attorney who specializes in this area of law and is known for handling evictions effectively and efficiently.Good luck! 

Also consider sprucing it up a bit as this can be done smartly and very cost effective.

Some companies look at their cost to acquire a customer through traditional channels and determine that paying a sales staff of entrepreneurs is a much more cost effective way to gather customers. 

Did you have any notice (actual or constructive) that the siding was in some type of disrepair or had the potential to cause dangerous condition?