Check out National City & Chula Vista - - solid blue collar area

What most of these "Blue Pill" Guru's and courses teach you is how to attract leads and prospects through expensive marketing programs.  

(left axis is unemployment in red, and blue line for right axis is home price indexI also recommend Patrick Carlisle's work on San Francisco.

Blue collar workers usually bounce back faster as the jobs are almost always in demand which means you'll have a steady stream of income from your tenants. 

You can tell the mention is working if their name is highlighted in blue.   

IF it doesn't have their name highlighted in a blue background (like yours is above) it didn't work properly and you should try again.

Check the "Learn" tab up top along the blue border.

@Robert Mora  Try this website for your path of least resistance for obtaining probate leads http://adtech.dailyjournal.com/legalads/ When this window opens click on "search" in the small blue bar - next to category click on the drop down bar for "probate" and for newspaper click on bar for "San Diego Commerce" then click on blue "search" bar. 

Why not normal white, or blue, or black, or green?

(sometimes longer than you might expect), for their name to appear below where you're writing, then be sure to click on it.IF it doesn't have their name highlighted in a blue background (like yours is above) it didn't work properly and you should try again.