Place a newspaper ad (major daily) 2.

Both were arrested and their reputations were publicly tarnished due to aggressive police investigations (names in the newspaper etc.). 

These are advertised in newspapers and through the Chamber of Commerce, and usually take place in the evenings to enable those who work to attend more easily.

I would seek out local realtors, property management companies, local newspaper and local real estate publications.

Also, you can find them in your local newspapers, or who's sending all he direct mail.Johnny, it's a tough business.  

Social media, craighslist, signs,network, ads, online ads, newspaper ads, direct mail..etc etc etc.......To be a successful wholesaler your gonna need a marketing budget for at least 6+ months or dont even waste your time.

Trulia's crime map is useful, and some localities have newspapers that also have some sort of interactive crime log/map.

I put cheap mini blinds up on the windows, flower pot(s) on the stoop/porch, if elect on leave lights & radio on a timer, you can leave a car in the driveway, put up a mailbox or newspaper sleeve and stick a paper in there.

We found the guy through a newspaper ad, checked him out with the Department of Labor & Industry.  

Have her document her marketing plan to include local and consistent advertising in newspapers/free periodicals (real estate giveaway mags), a listing on Realtor.com, more frequent open houses, etc.