<http://schema.org/description>
"John Doherty shared a picture on Twitter of an ad from Twitter within his iOS Twitter app.  The ad is asking him to use Twitter Ads.   Here is a screen shot:I guess Twitter is eager to get more advert"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/twitter-ad-promo-mobile-18862.html>