Research Participants Institute, or RPI, is a national market research company located in the United States. They conduct both online studies and in-person projects which always reward you for your time spent. Best of all – RPI is fun, easy and free to join!
Panel Features: Research Participants Institute
rewards
Check
methodology
CAWI, offlinequal
registration
open
invitaton_type
email
platform
browser, in-person
Consumers
Electronics, FMCG, Food & dining, General Employees, Media