Currently content is a big factor is rankings. 

In his experience, Memphis’s higher-than-typical rent-to-price ratio sounded great in theory, but property management turned out to be a huge factor-especially if you’re not local.

Actually the IRS does not tell us what we can invest in, only what is disallowed (life insurance contracts and collectibles).Allowable investments for SDIRA investing include the following:Residential real estate, including: apartments, single family homes, and duplexesCommercial real estate Undeveloped or raw landREITs (Real Estate Investment Trusts)Real estate notes (mortgages and deeds of trusts)Promissory notes Private limited partnerships, limited liability companies, and C corporationsTax lien certificatesOil and gas investmentsPrivate stock offerings, private placementsJudgments/structured settlementsGold bullion Factoring investments

What factors lead to this decision?

You need to factor in your POTENTIAL upside. 6.

This article presents three key factors to consider before deciding that now is the time to sell/exchange: 1) regulatory, 2) economic and 3) personal timing.1.

Need to be sure you include the "unknown budget" and never take the optimistic approach as it is better to have money left at the end than writing more and more checks that were unplanned for.Again, if you can walk through an actual property and compare notes with someone that does it in your area (key factor), you will be way ahead of what a generic book can give you.

And real estate typically has much better tax treatment than the stock market.

If you can do short term, mid term, or rent by the room, your hassle factor is going to increase, but you may be able have it both ways - more property and still cash flow.There is no wrong answer.

Maybe they've been burned by landlords in the past and are being very careful.You can legally reject them based on personality, facial tattoos, body odor, or other factors, but you better make sure you can prove that it wasn't based on any protected class like race, religion, familial status, etc.