I wrote an article where i describe how as the founder of an on-demand delivery marketplace startup, I was struggling to get off the ground, spin up the number of daily orders until i did interview my customers and how that the most effective advertising channel is billboard advertising.
Please read here:https://eminfaliyev.medium.com/why-b2c-marketplace-startups-must-do-outdoor-advertising-case-study-448a577e84f0
Happy to learn about your experience