Overall I agree with the spirit of the article but 30% could be too high based on the vertical you are in. Collecting feedback when you dont have direct connec

Overall I agree with the spirit of the article but 30% could be too high based on the vertical you are in. Collecting feedback when you dont have direct connection to your users ( like you don't have email address ) is hard. Progressively engaging with users and asking/helping them what they want to accomplish will yield lot of insights.