The most popular style seems to be the very common and recognizable "attached single family" - a single structure of two side-by-side townhouses with a garage, 2-3 bedrooms, 1.5-2 baths, with four total exterior walls and a shared roof.

Property taxes are not popular, but they are proven to be highly effective to reduce speculation.The third reason for the inflation of property values is extremely low interest rates.

It looks like with how popular your place is, its just a matter of time before you get ideal tenants.

Investor saturation is a real thing, and the ship sailed years ago on many popular midwestern cities when Seattle/SF/LA investors took to cities like KC, Indy, and the like. 

Very popular place "dying to get in".

Tampa is definitely a popular commercial multi-family investment destination now, whats the range you are looking at?

As more employers embrace remote work and bars prove to be a popular coronavirus hangout, overpriced apartments lose their appeal—even if they were once great pregame spots.

Indeed, Salem has definitely been quite a popular pick here given its easier entry point and the nature of its location (I've also chosen it myself for these reasons a couple years back), but also in general the whole stretch that you mentioned has definitely been benefitting from the northward migration from more metropolitan centres like Boston.

I want to make sure I am not missing any potential legal issue that could arise if I bring up needing to go through the step of adding her to the lease or not renewing my tenants lease (it is month to month now).

Create an impressive rental listing with a description and photos.Advertise your listing for free across popular rental listing sites.Set up times for people to come by and view the place (some prefer open house showings so as to drive competition, while others will only do individual, one on one showings; not making a case for either or, just stating that you have this ability).