4.1 Cost per lead (CPL)
CPL measures the average cost required to acquire a qualified lead.
It helps assess the effectiveness of lead phone lookup mexico generation campaigns, which are essential for feeding the conversion funnel. A high CPL may indicate a need for optimization in targeting or content strategy.
4.2 Cost per acquisition (CPA)
CPA represents the amount invested to convert a prospect into a customer .
It gives a clear view of the profitability of each conversion. A controlled CPA ensures that your marketing expenses remain in balance with your revenue.

4.3 Customer Lifetime Value (LTV)
LTV measures the total financial value a customer generates for your business over the life of their relationship with you .
It helps measure the long-term profitability of your marketing efforts. A high LTV offsets a potentially higher CPA, reinforcing the relevance of retaining existing customers.
4.4 Conversion rate
Conversion rate is the percentage of visitors who complete a desired action (purchase, registration, etc.).
It is a direct indicator of the effectiveness of your campaigns. An improvement in the conversion rate increases the ROI without requiring an increase in budget.