Basically, ask for anything you would see on a pro-forma and then plug them into a calculator on BiggerPockets or RenttoRetirement to find out your potential returns and other statistics that will help inform whether or not you want to make the purchase.

Statistically, the most successful agents are those who can do so full time. 

I don't know the exact statistics on how many rentals were built, but massive property management companies came into town and built large apartment complexes. 

The reason I do it is that I live where I do, in the oldest metropolitan statistical area of the USA, where there's an immense tradesman shortage on the retail level.

Many don’t track this statistic.

Now, even NAR recently put out a statistic where some 50%+ percent of all transactions are being done by agents who just do I think it was 3 to 6 transactions a year. 

Every month, the employment data released by the Bureau of Labor Statistics is the most highly anticipated and closely watched by economist to gage the condition of our economy.

To get financial planning licenses 400, 500, 600, 700 series they want to see courses you have in business, finance, and even calculus and statistics.  

Make sure you look at population growth statistics, to what degree the local government is investing in the infrastructure (businesses, community centers, parks, roads, etc), and if the government is more landlord or renter friendly!

I think if you look at the statistics, you'll see trends that point to the stimulus checks being used for rent and food and essential living expenses.