He makes sure we maximize all deductions and have no issues.

There are two types of return from a rental propertyCash Flow & Appreciation.I normally also aim for a minimum of 8% return between Cash-Flow and Appreciation.Appreication, nationally, is around 2% to 3% annually.Therefore, your goal is to get the cash-flow to be about 5% to 6%.The issue is interest rates being very high, you would therefore, need to buy at a pricepoint where the numbers still make sense.You can always put down more of a downpayment to cash flow, but that will impact your cash on cash return calculations.Best of luck!

Basically, these are lands that technically qualify as Sending sites, but that have issues such that nobody really wants to build there.

I don't know how you uphold your fiduciary duties while wholesaling without running into ethics issues.

The issue is cost.

Be prepared to face fluctuations in the market, unexpected repairs, and tenant issues.

It is hard to respond to this without fully understanding the issue and missing pertinent information such as what market etc. 

The issue I had was that most lenders required a certain number of completed flips done under a LLC.

Some minor plumbing issues but nothing crazy.Selling the place?

Why is this an issue?