Instagram has already claimed success for advertisers on the platform, and now a social media agency says that Instagram photos are more effective in advertising than stock images and studio shots. In tests, “Instagram-style” images received click-through rates as high as 8%, compared to just 2.35% using “regular photos.” The results make sense, especially when considering Millennials’ preferences for authentic and “organic” content from brands, and their attraction to imperfection. (Ad Age)