We had no idea what we were doing.

They are pushing rent control, some of the laws that the cities and state are pushing through are down right Anti Landlord.This is turn is creating a lot of people that are just hungry to get in to the game, they see these properties hit the market but have no idea about the laws that they will come across. 

We may see some deals overturned due to not having the proper VA disclosures signed on the ones that the title changed.https://www.federalregister.gov/documents/2023/11/27/2023-26...

I have been kicking around the idea of getting my license in New York even though I am not actively looking at real estate in NY or do I really intend to get a job as an agent. 

If you want to maximize your max rents then if might be a good idea to condomise it so that you can get rents as two separate units.

We LOVE the idea of Pre Fab, as it’s potentially fast and predictable.

I would start breaking down your goal/number ASAP to get an idea of what your daily actions need to look like.$500k annual cash flow in 5 years -> 1-year rate: $100k per year in cash flow -> ~$8k-$9k per month in cash flow -> hypothetically speaking; $2,000-$3,000 in cash flow per 1 co-living property = acquiring ~3-4 properties per month starting now, which realistically probably means around 15-20 offers per month, at least from my experience, unless you have some fantastic source to acquire deals off-market. 

Some vent in through the floor and out through the roof.Venting -  The new high efficiency water heaters will not draft properly if vented out of a chimney.

I've always told clients if you can see a black line no matter how thin between the planks they are installed properly and need a little attention.

I'd echo the idea of house hacking initially.