Home » Bing Accreditation Exam » Device investment (desktops/laptops, tablets and smartphones) can be controlled by bid modifiers of: (Select 2) Device investment (desktops/laptops, tablets and smartphones) can be controlled by bid modifiers of: (Select 2) by Editorial Staff Advertisement 5shares Facebook LinkedIn Pinterest Twitter Email 900% -1000% 1000% -100% Join our listSubscribe to our mailing list and get interesting stuff and updates to your email inbox. Thank you for subscribing.Something went wrong.We respect your privacy and take protecting it seriously