It would cost me only $2300 per month which includes rent utilities furnishing and property management. she showed me one example only of a customer who profited greatly.

That will help you garner a better picture on if holding this property longer is a fit for you. 

Document and keep pictures.

I do think that in many cases pool fences ruin the aesthetic and the Airbnb pictures so I'm sure that's why some hosts are cutting corners.

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The out of the box strategies and set ups sold will never replace customized AP/Tax strategies based on individualized circumstances. 

The picture makes me think of a "mini" hotel or some type of destination/STR property. 

I think it is going to be custom to your business and its something that those who have experience with will do better at.

The house includes high-end upgrades such as custom cabinetry, granite countertops and energy efficient appliances.

Your pictures aren't doing you any favors.