Additionally, you could not move your Roth IRA funds into a Solo(k) because for some reason unknown to even the Department of Treasury (I asked them) Roth IRAs cannot transfer into the Roth bucket of a Solo 401(k).

I am doing some additional homework and will post my findings.

Their lack of cleaning is causing additional wear and tear on the property. 

I'm working on closing a 28 unit mixed use property in WA State using seller financing once we get the additional capital required by the seller.

In addition, doing fewer deals than that will most likely mean that they don't have a legit team of pros to back you- PM, GC, Plumber, lender, etc- if they aren't feeding them constant business, those contractors won't drop their current jobs to help you in an emergency. 

Additional Context:- I'm usually a DIY everything guy because I grew up doing construction and farm work.

I've heard of folks using the equity in their rental properties to purchase additional properties and I'm trying to learn if this would make sense for me.

In addition to the solid list from Joshua, Typically LLC costs.

The buyers need (not request) a full 5%-6% seller assist and become complete menaces and eat into your margins with lengthy repair addendums following inspections. 

Additionally, the price was initially listed at $795,000 and is now down to $645,000.