Marketing for any endeavor worthwhile is key to successBut they are selling weath techniques that the masses are intrigued byThey get pscholgy coaching on how to stir people's motivationThen they deliver that to the publicCaveat Emptor, buyer beware

Offer note on other RE you own to seller for DP balanceAbout a hundred more "ultra" creative techniques that rarely work are also "possible" but that's an entirely different discussion.Best of Luck

They are usually pretty good at describing what techniques and materials they would use.

@Kevin Young I really like your re-zoning technique.

My technique is to keep geographically separated markets on separate analysis tools (different spreadsheets).  

Everything I've ever done is nothing down... nothing down is not a technique or approach, but rather a perspective.

All you need is a little understanding of the technique, a RE lawyer, and a motivated seller. 

What type of marketing techniques are best to find renters?

Honestly, you might find good deals here or there on CL, but I wouldn't count on it as a replacement for many of the other more reliable deal finding techniques. 

This technique worked really well for a friend that was looking to invest in a multi-family.