The guideline from Fannie/Freddie is 6 months, but numerous lenders would make borrowers wait 12 months before they could use a new appraisal amount for cash out. 

There are numerous benefits with being on BP between all of the networking and resources. 

However Airbnb often rewards you with SEO boosts and badges on your listing for properties that have a very high occupancy rate (Not sure what the exact % is or if there is one).

Tax Benefits The U.S. government gives numerous tax benefits to purchasers of real estate.

So, you get all these advantages, but, you avoid the numerous and significant risks of more advanced and complicated strategies like BRRRR'ing, flipping, wholesaling, etc.  

He is correct, it would be a shame starting out with so little reward.

You are doing the work as I understand it and getting rewards and not even in cash but in deal credit right?

The investor who can turn distressed or damaged property into nice rentals will be rewarded in my viiew.

Real estate growth happens with a balance between risk and reward. 

(Also with a cash out refi you do not need to pay any taxes).According to the US Census Bureau out of all the 3,142 counties in the United States, Maricopa County had the largest numeric increase in population at 81,244.