roi_calc Elchanan Rotstain November 2, 2016 Post navigation Prev Previous post:Describe how search3w can ensure we achieve positive ROI and how long it will take. Post a comment Cancel replyYour email address will not be published. Required fields are marked * Save my name, email, and website in this browser for the next time I comment. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.