Alexss·hace 3 años·discussThis is interestingly close to the off-repeated line that on a forum 10% of users comment and 1% create content.
Alexss·hace 5 años·discussIt's marginal ROI which is negative for 80%. Overall ROI for advertising is negative ROI for 2/3rds of brands (still v. high, obviously).
Alexss·hace 6 años·discusshttps://realnotcomplex.com/ has a wide range of free textbooks and video courses collected