23. Reveal some useful Digital Marketing tools.
some useful Digital Marketing tools are - Keyword Discovery, Moz, RankWatch, Google Analytics, Alexa Ranking, Crazy Egg Heatmaps, XML Sitemap Generator, Favicon Generator, SubmitExpress Link Popularity, Google Trends, Digital Point Keyword Tracker, Google Keyword Planner, SEMrush, Kissmetrics, Ahrefs.