Resources
Ebooks and field guides
Practical, plain-language guides on survey fraud, technical signals, data quality, global audience reach, and vendor transparency. Written for sample buyers and insights teams, free to download.
Free Ebook
20 Common Technical Fraud Signals
A field guide for sample buyers
We break the black box of "technical signals" into five types of fraud signals, then walk through the 20 signals inside them, covering what each detects, where each is ambiguous, and how to tell a vendor that understands its own tooling from one reading off a feature list.
Free Ebook
Rep Data's Global Audience Reach
The Rep Data panel book, June 2026 edition
The reach, depth, and quality of the respondents Rep Data delivers across 57 countries, backed by the #1 survey fraud defense in market research. Every number in the book is sourced directly from live fielding data, not a rate card.
Free Ebook
Answers to ESOMAR's 37 Questions
The Rep Data transparency and quality document
Every question a sample buyer should ask, answered in full. Who we are, where our sample comes from, how every respondent is validated at the point of survey entry, and how your data is protected.
Free Ebook
From Access to Trust
What twenty years of online sample teaches us about trustworthy research, by Kurt Knapton
Kurt Knapton, former CEO of e-Rewards and Research Now and a Rep Data board member, looks back on two decades of online sample evolution. From double opt-in panels and river sampling to marketplaces, fraud prevention, and AI-driven quality approaches, the guide traces how the industry's scarce resource shifted from respondent access to respondent quality.
More guides are on the way. Check back soon or follow the blog for new releases.