Not my experience, but driving for dollars seems to work. Finding Mom & Pop landlords with listings on Craigslist seems to be another good way to go.
I have created data scrapers before for auction listings and sites with atypical listings. That can be a good strategy, but there is a lot of volumes to wade through.
@Benjamin Brajovic Developing deep relationships with broker and property managers. You have to be in front of them at all times - lots of shaking hands and kissing babies. But they specialize and have developed networks which will greatly expedite an investor's progress.
Create Lasting Wealth Through Real Estate
Join the millions of people achieving financial freedom through the power of real estate investing