A tracking study is a quantitative research methodology that collects data on consistent measures at regular intervals, whether weekly, monthly, quarterly, or annually, so that trends become visible and statistically meaningful over time. Unlike a one-off survey, a tracking study is designed from the outset for longitudinal comparison, with standardised questions, consistent sampling criteria, and wave-over-wave benchmarks. In brand tracking, this typically means monitoring awareness, consideration, preference, and net promoter scores across a defined audience. The real value of a tracking study is not any single wave but the pattern across waves, which reveals whether a campaign lifted consideration, whether a product launch shifted perception, or whether a competitor is gaining ground.