They are very common, they have been around forever, they will continue to be around forever.

That will get consumed with yearly expenses, especially a 3 acre lawn to maintain.  

Check out the following links where you can look them up - NYC's Department of Buildings ; Nassau County Consumer Affairs ; Suffolk County Consumer Affairs.

2) It takes forever to find houses.

You answered your question in the last sentence - disclosures are required on conventional but not for DSCR - these are really aimed at overprotecting the consumer (non sophisticated or non real estate professional) - since DSCR Loans are 100% business purpose and for investors (and typically for experienced investors or non-first time buyers only), there is less need to overly disclose / overly explain everything in a disclosure since its assumed they are experienced and know the basics

There is far more prep, detail and care that goes in to doing a decent job and it's super time consuming.

"Favorite holding period is forever" -BuffettOn the other hand I'm manic when it comes to business, always looking for the next thing, how to improve the current situation.

My spreadsheet is $30This helps pay for consumables. .

But once you're in RE, that money is trapped forever.

Although my wife and I are excited, I know that we could be doing more to grow our money (I also know that many people don't tie in equity to NW, and these numbers are skewed if we keep our home forever).