The key to manufacturing Premier Silver status is to manufacture Marriott Platinum status. The reason for this is that United and Marriott have a partnership called RewardsPlus (found here). With RewardsPlus, Marriott Platinum members can sign up to get complimentary United MileagePlus Premier Silver status.
A backbone is a larger transmission line that carries data gathered from smaller lines that interconnect with it. 1) At the local level, a backbone is a line or set of lines that local area networks connect to for a wide area network connection or within a local area network to span distances efficiently (for example, between buildings). Download this free guide.
noun. The definition of infrastructure is the basic facilities and installations that help a government or community run, including roads, schools, phone lines, sewage treatment plants and power generation. An example of infrastructure is the basic roads and power lines for a new housing development.