Additionally, you are likely subject to the TPT tax, transaction privilege tax, or a similarly named license/tax.

I wanted to ask if anyone has done a subject-to on a mobile home?  

I am also looking for info on creative purchasing and "Subject to" purchases, especially BRRRRs.

Since it's tracking via your phone, it tracks everything whether you're in the "subject" vehicle or not. 

As far as refinancing, I work on the lender side and unless the property is livable and finished then that is not the route to go because the appraisal will be subject to until the work is finished.

As always, tax laws in the US are subject to change so it's always best to consult with a tax pro or estate planner for the most current and personalized advice.

For the general question in your subject line "is it smart to invest in real estate" I would say yes.

These all sound like passive income deals, which would be subject to passive loss limitations. 

You can read all about what the US did in my previous article on the subject here.

The lowest loan amount I've seen allowed is around $55K with minimum property value/purchase price at $75K, just for the subject property.