My original plan was to update and flip it , pay off the heloc and use the profits toward buying my first rental.

Hello,I am in the process of closing on my first property, a triplex I plan on owner occupying for 1 year.

Question coming from someone who spends more time with data as an investor: is looking at listings from a propwire, propstream, etc. sufficient for your investment strategies.

I would tell people that if you are gonna spend !

Any travel nurse is a brother or sister in my field, so my plan is to make sure their housing is everything they could imagine in comfort and necessity be met.  

Here are three articles that made it into the papers:"Addiction treatment group buys building in Main South, fueling neighborhood angst""Spectrum Health Systems adds property in Worcester as it moves headquarters to Westborough""Main South neighborhood remains on edge about planned drug treatment facility"I find it ironic that no one asked me (the listing agent) how the owner of the property chose Spectrum Health as the buyer.

Any recs on companies that help form LLC formation, business structure and estate planning services?

My plan at the moment is to look for single family residences in or near my home city (Mobile, AL) in the price range of 50k - 75k to BRRRR.

it is ok to buy a primary once a year if you plan to rent your current and buy a new one . many lenders will not like it being in the same area 

I would not plan on refinancing after a year... unless you are adding massive value during that time.