Five years after its debut, the Infiniti Q45 luxury sedan is still a relatively rare sight on most North American roads. Although this is an excellent car in almost every way, The Q45's slow market acceptance has to do with decisions made during the marketing launch.Following the success of Honda's Acura experiment, the luxury-car divisions of Toyota and Nissan made their debuts close on one anther's heels in mid-1989. Toyota's LexusLS 400 sedan was an immediate hit; the Infiniti Q45 built sales momentum slowly, thanks largely to an ad campaign that showed pictures of rocks and tranquil ponds rather than the car.Click here to read more