Tumblr Debuts New Ad That Sits at the Top of Users' Dashboards for 24 Hours

AdweekTumblr Debuts New Ad That Sits at the Top of Users' Dashboards for 24 HoursAdweekTumblr today is releasing an ad product called Sponsored Day that allows marketers to appear at the top of viewers' dashboards for a 24-hour period. Nike is the first brand to buy the promo as part of its #betterforit campaign, which aims to sell its ...