About PPC Expert Witness and Bill Hartzer

PPCExpertWitness.com is the expert witness practice of Bill Hartzer, a long-time digital marketer and PPC practitioner who has been managing and auditing campaigns since the early days of paid search.

Decades of PPC and Search Experience

Bill has worked in search and digital marketing since the 1990s. He began by optimizing websites for search engines and quickly added paid search as platforms like GoTo and Overture came online. When Google Ads emerged, he was an early adopter and has managed campaigns there ever since.

Over the years, he has held in-house, agency, and consulting roles. That mix gives him a practical view of how PPC decisions get made, how budgets are allocated, and how stakeholders think about results.

Focus Areas

  • Google Ads and Microsoft Ads strategy, setup, and ongoing management.
  • Lead generation and e-commerce campaigns with measurable revenue impact.
  • Audits of existing PPC accounts to identify waste and missed opportunities.
  • Integration with analytics, call tracking, and CRM systems.

Why Attorneys Retain Bill as an Expert

In legal matters, counsel needs more than general marketing theory. They need someone who has actually managed accounts, reviewed change logs, and dealt with platform quirks for years.

Bill brings that real-world experience to his expert witness work. He focuses on what the data shows, how the accounts were handled, and how that aligns with reasonable expectations and industry practice.

Expert Witness Strengths

  • Deep familiarity with PPC platforms from early versions to current features.
  • Ability to translate complex account data into straightforward narratives.
  • Structured, documented methods for analysis and reporting.
  • Experience collaborating with legal teams on tight deadlines.

How This Experience Supports Your Case

Whether the dispute involves alleged mismanagement, lead quality issues, click fraud, or questions about who owns account assets and data, Bill��s background helps him quickly understand what happened inside the PPC accounts and why it matters.

For a more detailed overview of specific matter types, visit the experience page. To discuss your case directly, head to the contact page and request a confidential case review.