The document lists the top-rated products for support in 2015 according to reviews on G2 Crowd. These include AdvocateHub, which helps B2B marketers use customer enthusiasm to boost marketing and sales; ReviewTrackers, which tracks online reviews from multiple sites in one place; and Grade.us, FastSpring, Campaign Monitor, Looker, Workboard, Brand24, and IntelligenceBank DAM - all of which received high ratings for their support functions based on over 50,000 user reviews collected by G2 Crowd.