Depending on the resort the 7/9 bedroom was in, yes, it will generally perform better than a 4 bedroom in any reputable resort, including solara. 

@Leon G. whether or not you decide to go fsbo or use a realtor you'll need to use a QI to perform the 1031 exchange for you if you want to tax on the gain from your sale (and depreciation recapture). 

This is a straightforward process that we’ve followed to consistently deliver high-performance properties, and it does not require secrets or gurus.

Best bet would be a “partnership” with a monied individual looking for a high risk/high return passive investment with you providing the “active” part.  

Quit expecting the tenant to 'perform' for you. 

Some of the best opportunities can be found in other regions, particularly in markets known for strong rental performance, stable property values, and tenant demand.

I don't know about your idea of maths but to me that says Midwest performs at 2X of CA. 

Especially when there are other software's out there that perform these tasks in addition to all the other features investors liked about Buildium.

Its when all of the work is performed and you are literally prone to lose everything. 

But if they gov't changes to a 90 day minimum, you would have to operate as a 90 day rental or longer.And talking to local experts, if you want to own a STR on O'ahu, your safest bet is to buy a unit in a Condotel that is located in the "Resort" zone of Waikiki.