Our first house hack was a duplex that the entire mortgage payment was easily affordable for us without a tenant.  

There you can get return on investments of about 20%, and cap rates over 8%.

By my estimate, this would be 11-20% cash on cash return. 

Hi there,My name is Jeremy, I am 41 and new to real estate investing.My wife and I are entrepreneurs and at this point one of us could easily free up enough time to become a real estate professional and take on our goal of building a large portfolio - for the purpose of long term investing but also the tax benefits (for now) associated with depreciation.We have very little experience.

The seller/optionor can easily verify monthly online that you've made the payment.

This might include things like intent at the time of purchase, time held, whether a property was marketed for sale, frequency of such transactions, whether you are personally flipping houses separate from the plan, etc.If your IRA is flipping properties on a regular basis, then you will surely want to speak with your licensed tax advisor to be sure you understand the ramifications of UBIT taxation, and whether this tax on the gains from flipping will still leave your IRA with better returns than other options, or if you might need to look at different strategies for the IRA such as long term rentals or hard money lending.

Or he asked if I could pick up the mail from the apartment and hold in my office for him to pick up one day.I am happy to help tenants, however I do not want to get into the business of holding and collecting mail and wasting my time with that.My initial thought is to tell him that I am sorry, but we are unable to hold tenant's mail, and that we advise new tenants to write "Wrong Address" on the envelope and return to sender.

(Not by using Google maps because they can easily be outdated pictures) There should be some.

You can easily figure 50% or somewhat higher for older buildings. 

I think gross property rent could easily be 2850 (570 avg/unit).