That is a very valuable lesson! 

There are however, compelling reasons why AI can be valuable in this field. 1.

•Are there any specific features or data points in these apps that you find most valuable?

It's a valuable tool if you are using it.

See if you need to save up some money for the lease extension and any mortgage paydown to lower LTV and start saving now. 15 year primary term lease can be way more valuable.

How does that make Bitcoin any more or less valuable (well, less valuable is easy to picture but it doesn't make it more valuable).  

But, like others noted, courses can only be even remotely valuable if you actually know what you want to do.  

This community is full of valuable advice and connections to help you hit the ground running.

it frees up your time for more valuable activities.

The other thing that the OP is not taking into consideration is these are not AIRBNBs these are peoples homes with valuable in them.. you woud get all sorts of crooks casing these homes only to come back and steal these people blind.