(The calculus also changes if you are filing with a tax status other than disregarded entity. 

Last summer I was able to convince my husband to let me rent the guest bedroom to several different young professional women for a month each, for $700-800/month.

I will follow that up with , only get it if you are looking to get into sales and help others, if you are just getting it to buy and sell your own properties, it is likely that a full time agent, with extreme market knowledge would be worth their weight in gold. 

They require each STR guest to sign a rental agreement. 

Also a lot of marketing to previous guests to book direct. 

We are trying to find a keyless entry door lock that you can automate to change the passcode whenever a guest checks out and also automatically send the new code to the next guest a few days prior to their check in.

I owned 3 STRs from 2017-2020 and hosted hundreds of guests over those years.

You probably will not get caught, but.....just realize that if the next buyer checks permit status (which many do now) then you will lose SF$$ value.

Hi David,If you haven't read Investing Out Of State by David Greene, I've heard that was gold for any OOS Investing.

Your reply, in general, was gold.