I also noticed what you noticed that most of the people rushing to spend money on the 3-day program didn't seem college educated or very financially savvy at all.

One of our lawyers informed me that you have to issue a 28 day notice to vacate.  

My wife and I house-hacked our first place in ALX renting out the basement on Airbnb as a monthly rental.We're now on our second property doing the same thing.It's short notice, but if you wanna attend today's NOVA REI meetup, it's the last one of 2024 and we're meeting at Tyson's mall on the 3rd floor.

Yes it’s common to have an additional guarantor who has a balance sheet added as a credit enhancement.

It is very common for residents to note of issues within a week of move-in.  

On the house hack, you can divide common expenses by square footage or bedrooms, whichever is more advantageous. 

We’re from Allentown, and unfortunately, this is a pretty common issue around here.

Have you noticed that a lot of the post talks about a person going for 2 to 3 units all the way to 50+ in a year or two?

It is a common area for investment property.

Now its pretty common and most printing companies that do investor mailers have this as an option.