NY Daily News does contain a lot of clearly marked op-ed pieces. And they definitely lean towards one end of the political spectrum. They can, however, be considered real. Be sure to check the originating section of the article before resharing or determining any truth-value.
Addendum 11-22-2016: Since this post, we’ve updated our review system to include the categories ClickBait, Biased, and ¯\_(ツ)_/¯. While NY Daily News appears to be mostly based on real headlines, their left-leaning bias is undeniable.