Digitoll is a digital content company with offices in four cities across the world. recently, digitoll began using sammer, an enterprise service, that allows employees to connect with each other. the use of this service has enabled a sense of community within digitoll by facilitating communication, collaboration, and knowledge sharing. identify the management approach used by digitoll.

Google started as one of many internet search engines, amazon started as an online book seller, and ebay began as a site where people could sell used personal items in auctions. these firms have grown to be so large and dominant that they are facing antitrust scrutiny from competition regulators in the us and elsewhere. did these online giants grow by fairly beating competition, or did they use unfair advantages? are there any clouds on the horizon for these firms -- could they face diseconomies of scale or diseconomies of scope as they continue to grow? if so, what factors may limit their continued growth?