The Babu used to think that "pre-approved" was a term used in conjunction with "credit card" or "home loan". Turns out that there are "pre-approved" books as well (* From the Daily Telegraph). It's called the art of blurbing, though America, home of the euphemism, knows it as "advance praise"--but the Babu prefers Pico Iyer's sly term, jacketeering.