For midterm bookings (1-3 months) we list on Furnished Finder and market the property in Facebook groups designed for travel medical professionals and landlords to connect. 

I am planning on renting it furnished.

They look for units that are furnished.  

I purchased a SFH in probate that had a fully furnished in-law suite in the basement.

Can one take advantage of the tax deductions associated with rehab, appliances, furnishings, STR set up costs, etc) that were required to get the new property STR ready in Tax year 2025?

Covington II, I think that short-term rental and furnished mid-term rental can be viable options if marketed correctly.

Note in addition to additional effort involved with running an STR/MTR, you also would have the cost and effort to furnish it.  

It's fully furnished and they like the idea of doing a medium term rental. 

After the condo association came out against STR's, I converted it to a furnished, corporate rental.

It's a fine balance between economy and what you would do for oneself, but creating a space that feels like home should be of primary focus.If you're looking for some insight into re-leveraging any investment properties for capital improvements, furnishings, etc, some lenders can utilize AirDnA projections to qualify.