In the lease he is required to give a 30 day notice. to vacate the property.

Assuming you are inquiring for the Myrtle Beach market, the average (across the 5 submarkets and all property types) is for 72.5% to require 2 nights or less (46.5% have no requirement).This is highly variable by ZIP code and property size/type, however.

Of particular interest will be the revisions (if any) to the January report, which blew expectations out of the water and helped send average mortgage rates back above 7%.Current odds on Fed rate cuts at upcoming FOMC meetings:May 1: 7% (up from 4% last week)Jun 12: 69% (up from 64% last week)July 31: 82% (from 78% last week)Note: These probabilities (which come from CME Group) are implied from the real-time prices of different Fed Funds futures contracts.

Since you are trading out of vacant land, you are looking to dump an asset that didn't require much management. 

This property meets all the requirements our bank told us it needs to meet, but they are only willing to finance 600-700 thousand.

Arlington has a very strict area near the entertainment district for STR and requires registration.https://www.arlingtontx.gov/city_hall/departments/planning_d...Haslethttps://ecode360.com/41493162I like Haslet, but not sure there are any demand drivers for STR other than maybe the occasional race at the TMS. 

Its a 3 unit row-house built 1900, pretty good condition, newer roof and water heaters, not sure of other stuff.

If you live in one side and want to STR the other, that won't work because each unit is its own primary residence.That said, I have clients who have successfully rented out a guest house/ADU in LA on a short-term basis and since they occupy the main residence, they are not bound by the 120 day limit to fulfill the primary residence occupancy requirements.

Please consult with a mortgage expert about that requirement before making a decision as this is not advice, I am not an expert.

Lastly, if there is imputed equity, some lenders will give you credit for this but usually requires a story, and not merely being purchased well.