It's a changed condition, you have no obligation to pay.  

Value (CAP RATE) is calculated by NOI/Price...The market condition is basically what CAP rate people are paying in your market.Also think about this?  

The paint on both sidings is in good condition. 

Not every investor has the ability to buy a home in a distressed condition, hire and manage qualified contractors and then manage and deal with tenants themselves.  

And Rule #3 is already a ruling that rent checks constitute "financing", therefore any rent credits area prohibited transaction unless you follow Rules 1 and 2 above.I used to do all kinds of financing. 

The roof is great, it has metal siding in good condition, and good exterior paint, drive, and all concrete.  

It’s hard to know how much cleaning should be unless we know the size and condition.

There are state fees associated with using LLC's and from what I read, many investors won't do that due to prohibitive costs.http://www.biggerpockets.com/renewsblog/2009/03/25/series-llcs-real-estate-investing-primer-leap/

Just about every contract out there prohibits the client from turning it off except in an emergency.

I've noticed I have to take some of the older ones with a grain of salt because of the changing market conditions, but I would recommend starting at the very beginning, or at least checking out older episodes as you wait for the latest one to come out.