Close to one-third of US marketing emails fail to reach the inbox, according to an analysis by Return Path.
The majority of email subscribers tend to be inactive.
The travel and hospitality industry leads spending on the Internet of Things technology.
Social amplification rates of US influencers were highest in the electronics category, at 0.66%.
The Social engagement rate for US influencers averaged 3.4% in H1 2015.
The average earned media value from US influencer marketing programs was 1.4 times higher in H1 2015 than the overall average in full-year 2014.
Facebook advertising CPMs were highest for the telecommunications industry and lowest for the gaming vertical in Q1 2015.
43% of CPG marketing emails were opened on mobile phones and eReaders—equal to that on desktop.
Brand Adoption of Instagram: Just 23% of US brands had an account on Instagram.
eCommerce and mobile-commerce spending on digital content and subscriptions increased by 27% year-over-year in 2014, almost doubling the overall retail digital commerce growth rate of 14%.