But, excel is totally fine in the beginning (in addition to your PM software to capture transactions outside of the properties).We use QuickBooks Online exclusively for all of our REI Clients.

There is online information regarding zoning in pima county/tucson, which are two different areas.

This is called hypothecation if you're trying to search online.

It may be worth taking out a cash-out rehab loan then refinancing it afterwards into a DSCR.

For example, if you check Airbnb's (the company) online reviews whether BBB or the app store, you'll see it's low and that's because a bunch of guests who don't get refunds or hosts who are mad are leaving reviews.Maybe a better question: how to vet a title company?

The debt amount for this mortgage is about $20-30 k from what I can find online I am willing to pay if needed but when I called the bank they  wont release any payoff amount if not the past owner. 

@Michael Opper You could look at refinancing some of your properties like @Jackson Ebersole is saying.

Current home value: $523,000Amount owe: $263,000Equity: $259,000Interest rate/loan: 2.25%/30 yearobviously refinancing would be a hit with that interest rate, considering either selling or HELOC and investing into multi fam via house hacking. 

I am wanting to buy a property in a online auction with the clerk of courts in my area.

Actually, most of the tools online are awful at it.