Sonar Chrome Plugin - Introduction (1m45) David Zimmermann Updated October 18, 2017 14:52 Follow https://www.youtube.com/watch?v=CanAkKMZzBI Related articles Sonar-Tool.com - Tutorial (5m40) How can I cancel the Sonar Plugin? How does the ASIN Reverse-Lookup work and why does Sonar not display keywords for some products? What is the best way to place your keywords and what limitations are there? When I delete products/keywords, how long will the ranking data be saved for? Comments 0 comments Please sign in to leave a comment.