That is something I generally refer out for my clients to cost seg professionals. 

His website is ucmnllc.com and you can DM me for his phone number if you'd like.

I am currently building a back end NNN software for my website at an initial cost close to 100,000.

Refer to my first blurb, check your state and local laws.Lastly, I'm not in AZ, but triple check your laws regarding "for-cause" and "not-for-cause" evictions.

Use the public access system available on the website to conduct your search.

I will use neighborhoodscout as my reference but use NAR, Zillow or any reputable source.

Let me know if you would like me to refer you to your CORE 4 and help you get started

(For reference, the seller wants out and we don’t know that they are ethical enough to keep longer term ties)

Here's an attorney website with information on ending the lease.

(vii) would seem to indicate that you'd be acting as an unlicensed broker.(1) "Broker":(A) means a person who, in exchange for a commission or other valuable consideration or with the expectation of receiving a commission or other valuable consideration, performs for another person one of the following acts:(i) sells, exchanges, purchases, or leases real estate;(ii) offers to sell, exchange, purchase, or lease real estate;(iii) negotiates or attempts to negotiate the listing, sale, exchange, purchase, or lease of real estate;(iv) lists or offers, attempts, or agrees to list real estate for sale, lease, or exchange;(v) auctions or offers, attempts, or agrees to auction real estate;(vi) deals in options on real estate, including a lease to purchase or buying, selling, or offering to buy or sell options on real estate;(vii) aids or offers or attempts to aid in locating or obtaining real estate for purchase or lease;(viii) procures or assists in procuring a prospect to effect the sale, exchange, or lease of real estate;(ix) procures or assists in procuring property to effect the sale, exchange, or lease of real estate;(x) controls the acceptance or deposit of rent from a resident of a single-family residential real property unit;(xi) provides a written analysis, opinion, or conclusion relating to the estimated price of real property if the analysis, opinion, or conclusion:(a) is not referred to as an appraisal;(b) is provided in the ordinary course of the person's business; and(c) is related to the actual or potential management, acquisition, disposition, or encumbrance of an interest in real property; or(xii) advises or offers advice to an owner of real estate concerning the negotiation or completion of a short sale; and