I also have about $25k of suspended losses from future years.I have been classified as a real estate professional, including 2021, but will no longer qualify for that classification moving forward for the foreseeable future.

Also just google free internet real estate classifieds and you will find a slew of them.Best Wishes

Obviously wouldn't work for high volume flippers, but if you are a low volume investor who does both flips and buy and hold wouldn't it benefit you to classify everything at buy and hold?

There's nothing wrong with using traditional offline marketing as well (i.e. ads, classifieds, etc.)

I just heard to look up classifieds in newspapers and call the ads that have apartments for rent to see if the owners would like to buy more properties or sell them.

I know I sell Yellow Letter Mail letters however there was a time in my life when I cold called active for rents from the classified section of hte newspaper...

What areas are typically classified as B Neighborhoods and how much could one expect to charge per rent for a 2 or 3br area?

Believe IRS regs will require the loan to be documented, at a fair market rate and have regular payments, so as not to be classified as a gift and subject to IRS gift regs. 

I just listened to a BP podcast from the #80s or #90s, and the guest classified them by the rent vs. value rule (1% rule, 2% rule).

CL, any local classified sites, anywhere you can.