Seth Godin wrote about the state of DTC advertising and why it always leads to ruin.
His solution is simple, though not easy:
Your (current) customers need to bring you your (new) customers.
Eric Davis
Learn which products build the best customers
Find which products create the most valuable customers with the First Product Analysis in Repeat Customer Insights. It goes beyond your best sellers by looking at long-term purchasing and retention behavior of your customers.