Most just do a few sales the first years and then go out of the business or pick up another job to supplement their income.

I am still interested in buy and hold and developing passive income to supplement and diversify my traditional investments, but am getting the impression that the market may be too tight to even start. 

Not raising a tenant to market rent, regardless of what that is, means you are supplementing your tenants rent out of pocket. 

Forget the Wi-FI enabled learning thermostat and get the Home Depot cheapie.

I see real estate as an opportunity to supplement my income and be more self sustainable.

It usually takes the county about 6 months to catch up and "work" the transfer so buyers typically receive a supplemental bill 6 months to a year after their purchase for the portion that was "missed" in the prior tax year.  

Hi,I'd like to help local non profits acquire real estate so they can have cash flowing assets that help supplement their income.  

I have a great situation at 24 years old blessed with a steady job, fantastic credit, and around $80k in the bank to help supplement my real estate endeavors. 

Instead of refinancing a good underlying fixed loan and pulling money out for investors, it's better to look at using a supplemental loan after the renovations are complete and you have achieved your rent projections (increasing its FMV). 

To me they each have their place when looking at goals; a combination of some current supplemental income, some taxable retirement income to pull flexible amounts from to manage tax brackets, and some tax free income for additional needs.