Older homes will typically have systems that are out of date - even if only partially. 

These platforms typically have billing policies where you pay a per unit fee per month to the software and you get regular updates and support each month.There are a number of low-cost platforms available that are able to offer you a lower price by passing along some of the costs to your tenants (payment processing fees, applications, tenant screening, etc).

And the cracks mostly follow the drywall seams from what I can see, which is typical....And as @Patricia Steiner said, it doesn't look like a pro installation....You could ask the Contr to use a flexible compound if this happens again, or maybe even now...https://www.dap.com/products-projects/product-categories/pat...Like everyone else said, I'd have it repaired - by a licensed Drywall Contr. - and then just check in on it.

Additionally, there typically are additional state protections (outside of the agreement) based on where the fund is located.

Also, banks typically use a valuation process that does not favor the BRRRR strategy. 

I’ve been thinking DSCR but don’t they typically have higher down payments and closing costs?

@Matthew Drouin had a great reply:"Typically 50% of revenue is going to go right to operating expenses on small multi family. 

This helps you stand out from the typical lowball inquiries the agent may have received.After the walkthrough, if you’re ready to move forward, explain your reasoning.

However, a wall sitting on top of conc. is not typically allowed however, there are work arounds.

Typically, structures are grandfathered under old codes and zoning in which case it would be called compliant, but non-conforming.