She runs a business out of the homes.

We're also seeking to buy a local (Raleigh / Durham) property management company to expand that business more rapidly.

If you’re open to outside capital, pitching it as a long-term cash-flowing asset with shared risk could attract the right partners.I also run a private lending business and might be able to help with financing on this.

Most seem to like there to be a business reason for the state you use to create the LLC, either the property is there or you live there. 

Is the way these lenders do business?

Understanding your top priorities can help in determining whether Stessa, Baselane, or another tool might best fit your needs.If you're comfortable with apartments.co for rent collection but want higher yields on your cash (this is me reading between the lines) you could have the transfers go into a high yield business account like BlueVine 1.5% interest or something like CapitalOne 3.9%.

It's definitely tricky because you want to be considerate and you are also running a business.

My sister works with him much as part of her midtown business.

I have watched her grow her business since the beginning stages.

looking longterm who knows what's going to happen in the market.The largest thing to be cautious about is that with commercial tenants you as the owner often have to put up money in the form of a check or abated or free rent to help the tenant get open for business and build out the space.