Income investors should focus on a REIT's ability to grow its dividend. Real estate investment trusts (REITs) can be great investments for those seeking to generate passive income. Most REITs offer dividend yields well above the S&P 500's average of 1.3% (the sector average is over 4%). Many REITs offer even bigger income streams. EPR Properties (EPR -0.47%) and W. P. Carey (WPC -0.32%) currently yield more than 6%. They should be able to sustain and grow those big-time payouts, making them great REITs to b ...