Hook, hold and engagement rates: read the three video numbers together, diagnose the weakest, and fix openings before whole videos.
Which orders would have happened anyway? Measure incrementality with switch-off tests and geographic splits before trusting platform reports.
Before declaring a test winner, check sample size and confidence level. How to run clean experiments and avoid fatal testing mistakes.
Why platform reports double-count your sales, the common attribution models, and a simple three-piece system for truthful measurement.
The repeat purchase rate is the pulse of loyalty. Learn the formula, good ranges by product type, and six ways to raise it.
Measure retention and churn monthly, define leaving by a fixed threshold, and treat its four causes before they drain your ad spend.
Calculate net profit per order with every cost item including the returns share, and use it for pricing, discounts and ad limits.
How long a customer takes to repay their acquisition cost, why cash flow makes it matter, and three ways to shorten it.
Calculate break-even ROAS from your real margin including returns, use it as a red line for scaling decisions, and read the quick reference table.
Calculate ROI on net profit with the full campaign cost, compare channels monthly, and avoid the four mistakes that corrupt the number.
Why customers abandon carts, the normal abandonment rate, and how reminders, retargeting and a simpler checkout recover sales.
Set up one tracking code, reliable events and disciplined UTM tags before spending on ads, then audit the setup in half an hour.
