Use caution as an anything not functioning or highlighted for repair will need to be disclosed. 

A number of people have asked this and if you use the search function, you can see replies to those posts. 

I can quickly create bank accounts for each property, the categories for tagging your transactions align perfectly with your Schedule E for taxes and I can do all of my tenant related functions like tenant vetting, lease creation and collecting deposits and rents.

I know cost is a factor but think about overall functionality and does it do the 7-10 things you really need? 

I don't understand how so many miss the most basic function of STR that it is Hospitality, and ignore the very simple, long founded and known principles of such.

While many will also create LLCs or other entities and perform other services, that is not their core function.

It’s a variable rate but the nice thing about using a Heloc is you can use it multiple times as it functions like revolving credit, ie similar to a credit card.

If you property is functionally obsolete like only has 1 bathroom, adding a bathroom would likely pencil out.  

I build it like any other home there's nothing special except for some of the extras we add in for functionality. we sell our inventory though. 

What you need is the source-data, a programmer to build you an app based on this data, and a experienced developer to instruct the programmer on how the algorithms/functions should perform these actions so they are actually useful.