In fact, I would estimate that it is mostly upper middle-class folks that have the money and wherewithal to go through the vacation rental process - prepayment of substantial monies, etc.If you only have one property, I would just stick with Venmo, CashApp, or Paypal.

If you learn how to use Hard Money loans properly and how to find good deals in need of rehab, there are plenty of areas of the country where you could buy 3-4 rent properties in solid middle class areas with good cashflow.

That is more likely to happen with a blue-collar, middle-class worker than it is with a wealthy person.

Beyond real estate investing, BiggerPockets Money has great episodes on how to avoid the middle class trap with your investments - ie how to structure your investment best so that they're not all locked up in accounts with penalties until you're 65. 

Over time, I’ve accumulated more cash reserves and don’t need as much flexibility, but I’m actually in the middle of a refinance right now using an interest-only mortgage—because the pricing with the lender and the corresponding ARM is more favorable than a comparable principal-and-interest loan.The key with these alternative or "exotic" mortgage types is that you need to be financially savvy and have a solid plan.

Middle of December - March is always our slower season for our short term rentals.

Here's one of mine:I acquired a building towards the middle of the year with an existing commercial tenant.

In fact, getting ahead of it now while your business is small might enable you to grow faster so you're not scrambling to build these in the middle of the growth. 

I am in the middle of purchasing my first rental property in Arkansas and was wondering if changing the wording of "pet addendum" to "animal addendum" would allow for the "animal deposit" and monthly "animal rent" to be collected?  

Not 100% sure if they have but I know what the model was when they begun and that middle part.