His computer is about 20 feet away from the router but he still had lower performance with it and went back to 2.4GHz.

No algorithm or computer will ever be able to out-evaluate personal knowledge on a property. 

At first glance, there seems to a decent amount of value in several of the items... everything from 3 old Cadillacs that are in bad shape to old computer hardware, music equipment, power tools, hand tools, likely some antiques, etc. 

Most of real estate is truly done virtually (via phone and computer) so you're not behind there. 

I'm not on my computer and unable to share details but I recommend an estoppel letter or estoppel agreement.

In other words, records must be maintained “in a manner so that the assets of the series can be reasonably identified by specific listing, category, type, quantity, or computational or allocational formula or procedure.”

I notice the key difference is the platform used to make the booking, most people using cellphones/tablets to make their reservations use Airbnb, when they are using their computer the ration is more like 55/45.

I currently have an iPad and a desktop computer that runs windows 10.

book keeping, computers, office supplies, internet services, etc?

I go to bed to wake up three hours later to squeeze working in the projects before the kids are up, or before I get back in the computer to my day job.