A few particulars that may be relevant:1) I will not be occupying any of these units.2) I have enough cash to go up to 50% down on any of the places I'm currently considering, though I'd prefer to stick to a 20-30% downpayment.3) I have excellent credit. 

here's an article featuring 11 tiny house communities. http://www.shareable.net/blog/11-tiny-house-villag...Cheers

However, I do scan through the weekly articles that are emailed to me to see which of them are of interest to me, but I do not consider myself a "junkie" by any means.Coincidentally, 2 out of the 3 "coaches" that you mentioned I have actually been a "student" of in one way or another.Thanks

It can become just as vague and ambiguous as a liability suit or bankruptcy proceeding's as mentioned in the Article.

When it becomes relevant is if you are looking to Wholesale the deal.  6)  If you are confident you can make payments on a HELOC, even if you had only 1 source of income, then it's one of the best ways to self-finance your own deals. 

However, in regards to the comment you made in the post, the article below outlines how LLC's can build credit. 

Granted, not all of these are going to be relevant to you but I'd bet at least a few thousand will be.

I'm pretty sure someone has asked this in the forums before, but I couldn't find it in my search (I think it's just because I couldn't come up with any relevant key phrase to search on).I recently opened a business bank account with Chase, but their checkbooks are so expensive.  

Make sure to listen to all the BP podcasts, read the articles on the main blog and be active in these forums to learn a ton very quickly about any topic in real estate you want to know more about.This is also a great place to meet people that can be assets to your business.

But to all your points, at a different time in the cycle, office could be the hot thing again.I was reading some local articles today and came across an article that reminded me of this cycle discussion.