Transport for London doubles mobile tablet use

Source : https://www.google.com.pk/search?hl=en&site=imghp&tbm=isch&source=hp&biw=1366&bih=643&q=Transport+for+London+Doubles+Mobile+Tablet+use%2C+Freedom+of+Information+Request+Reveals&oq=Transport+for+London+Doubles+Mobile+Tablet+use%2C+Freedom+of+Information+Request+Reveals&gs_l=img.12…750703.750703.0.751554.1.1.0.0.0.0.739.739.6-1.1.0.msedr…0…1ac.1.64.img..1.0.0.QiNCeHKHFQA#hl=en&tbm=isch&q=Freedom+of+Information+Request+Reveals&imgrc=wSbDfveZXM-oDM%253A%3Bg0XJ0ufFLZCBwM%3Bhttp%253A%252F%252Fwww.veracode.com%252Fsites%252Fdefault%252Ffiles%252Fstyles%252Fmedia_responsive_widest%252Fpublic%252F35507707_m.jpg%253Fitok%253DH3B9X_sR%3Bhttp%253A%252F%252Fwww.veracode.com%252Fblog%252F2015%252F04%252Ftransport-london-doubles-mobile-tablet-use-freedom-information-request-reveals%3B848%3B565