Avantext offers Airworthiness Directives Library and TechPubs Maintenance Libraries. It ensures compliance, simplifies inspections and ultimately drives profitability. It is only source for Piper documentation. Avantext has the most hyperlinked content in the industry (TechPubs). Avantext Sentinel is set to launch July 1, 2011. Sentinel is the fastest way to perform regulatory research and compliance reporting, with complete content that is updated daily, and all ADs, forms, and reports organized by component or airframe in an easy-to-use software interface.