They focus here because the price points are much easier, laws are landlord friendly, and more importantly they have a company they're partnering with that's vertically integrated that they like and can trust with over 20 years of doing business.

I'm reading up on books and articles on how to do this but sometimes it's easier to join social groups or talk to people close to me that have done it before.Right now my goal is to get pre-approved for a loan and to learn from others.

Some lenders looks at age of the company and revenue (e.g. business line of credits) hence single LLC may be easier.

I find that Fort Worth has a much better price/rent ratio and it is easier to find cashflowing properties.

We have a huge influx of people buying in NH at the moment, obviously mostly short-term COVID-related, however I do feel this will be pretty sustained, now that so many people are questioning city life and have realized it IS possible to work from home, so why not do so in an incredibly beautiful place with hardly any crime and tons of outdoor activities?

@Bob Asad, it is vastly easier to obtain a HELOC on an owner occupied residence than on a rental.  

Was wondering if anyone had any good recommendations for the following: General Contracting Interior Designing Any info would be incredible!

There are several avenues to consider here, and I'm sure you can get her out but depending on the above answers it may be easier or harder, cheaper or more expensive.

Modulars are a little better because its easier to get FHA and VA financing so they can sell quicker to a wider group of buyers.FHA can be refinance down the road so the MIP - mortgage insurance premium similar to PMI but more expensive. 

As you become more familiar with neighborhood values and property conditions, estimating ARV becomes easier over time.