Home - HubSpot Inbound Marketing Optimization - True or False: 89% of marketers say video testimonials are the most effective content marketing tactic.True or False: 89% of marketers say video testimonials are the most effective content marketing tactic.2shares Facebook Twitter Pinterest LinkedIn Skype Facebook MessengerQuestion: True or False: 89% of marketers say video testimonials are the most effective content marketing tactic.TrueFalseThe right answer was: True