I didn't read ALL the responses, but the OP also needs to know that in general real estate "law", the SELLER has NO obligation to even acknowledge your offer.

The property management company renting that house had me sign a “Sight Unseen” addendum to the lease, essentially acknowledging that they did their best to accurately describe the property and that they were not liable if I chose not to personally visit/inspect the property before signing the lease and instead decided to rent it “sight unseen”.

It says The tenant agrees to pay for any damage to plumbing caused by freezing or any neglect....neglect would likely fall to you anyway legally, so you're just acknowledging that.

Then I respond back via email acknowledging their move out date, with the expectations required at move out (cleaning, inspection, key turn over, damage deposit return, etc).

By signing below, I acknowledge that I have read and agree to the terms and conditions described in the Fulfillment & Return Policies.We attended the training on Friday, June 19 through Sunday, June 21, 2009.

Mostly we just want to acknowledge in writing that he is not an employee of ours.

Hey Carlos...it is better to acknowledge your situation now than when your 70+.  

But you aren’t acknowledging now thing.

Acknowledge that and learn from your mistakes.Whether you are just getting started or want to improve your skills, check out the Investopedia Academy where we have dozens of online course for every kind of investor.

I have started to have the mindset of a tenant is a customer, no matter what amount they pay or if they are on subsidy or the type of apartment - if you scan and vet as much as possible and then set expectations, and also treat people with respect and dignity, acknowledge whenever they have an issue - you can have a really successful building