An LLC is potentially one minor factor that might contribute to the evidence that you are running your rental activity as a trade or business, but it's definitely not required that you have an LLC to qualify.

@Polat CaglayanI've never seen a formula but here is a general rule of thumb for multifamily:The class of an apartment refers to the quality of the building, which can be determined by a number of factors, including age, location, and condition: Class A: These are the highest quality apartments, typically built within the last 15 years.

I understand some of the economic factors that can lead one to a particular city or province (or state), but unsure of some of the key elements as you funnel down below that level.Appreciate any insight.Tyler 

Several economic factors are contributing to this shift:Overbuilding: Some areas of Charlotte have seen significant overdevelopment, leading to an oversupply of rental units.Tighter Money: Rising interest rates and economic uncertainty have made tenants more cautious with their spending.Tenant Behavior: Many responsible renters are choosing to stay put rather than take on the cost and hassle of moving.What Does This Mean for Landlords?

DOM can be minimized by a number of different factors including the quality of marketing, rent price, availability to show. 

With fluctuating interest rates, tighter lending criteria, and increased competition for properties, securing the right financing has become a key factor in closing deals and maximizing ROI.Are you exploring creative options like BRRRR, partnerships, or seller financing?

You have to factor in demand and vacancy rates to determine if it will be more profitable, and that’s specific for each market.

Seems doable, depending on a few factors will determine what the right product is for you.

With DSCR, credit and down payment are the major factors (plus the property itself of course) so it is very possible since a lot of the properties in the area cashflow pretty well. 

Duplex have different zoning that may permit additional units.