Operators need to test the effect of each channel first. This process needs to be carefully monitored through funnel transformation, not just looking at simple numbers. Experiments must be constantly designed to verify the market demand and product value.
APP product operation index chart
The profit model of every industry and App is "private customization". It can be said that the perspective of a user's life value (LTV) is and must be an unimaginable weapon to maintain profitability.