I have not paid retail for RE in many years and would not in my high cost market (average SFH is ~$1m).  

That's like asking how much it costs to buy a car. 

Having used both, I would go with propstream if you're looking for a solid data platform, and are investing significant money into other systems as part of your business and its growth model.

While technically business purpose loans, these will still basically be 30yr (or whatever tenor) fixed rate mortgages.

With an LLC, you may be able to deduct business expenses more effectively and avoid double taxation.

We also have a finish carpentry business.

A cheap PM will cost you more than a good PM, and that's 8% - 10% of rent.3.)

Question: assuming an ideal brrrr that has all investment extracted at the refinance, why would you choose a low cost market over a high cost market?

I know I would get bored with not having a job or business to do lol

Borrowing $200K at 4-5% will cost you $8000 - $10,000 of interest each year.