When choosing an advertising landing page company, how can you tell whether its conversion tracking is truly effective? This article outlines practical evaluation points, including event definitions, success and failure testing, duplicate data deduplication, source attribution, CRM integration, and the return of qualified lead data. It also explains how to verify account permissions, privacy compliance, and maintenance responsibilities. Identify service plans that merely “install the code,” understand the relationship between ad spend and inquiry quality, and make informed decisions about provider selection and budget allocation.