A paid traffic report can show impressions, clicks, costs, page visits, leads and sales. The challenge is knowing which number to look at and what it can and cannot tell you.
Start with the journey, not a single headline metric. A click through rate may help you assess the advert, while a landing page sign up rate can help you inspect the page. Neither one alone tells you whether the whole affiliate campaign is sustainable.
Paid advertising can bring visitors to an affiliate marketing system more quickly, but spending more does not automatically produce better information or sales. A small, structured test can help you learn how your advert, landing page and follow up work together, provided you set a clear limit and know what you are measuring.
You may hear advice to start with five dollars a day. Treat that as an example, not a universal rule. The right test budget depends on the platform, audience, costs and how much you can afford to lose while learning. A small budget may generate too few visits to support a confident conclusion.