Advertising in video games consider such advertisements to make up a category of their own. In-game advertising is similar to subtle advertising in films, where the advertising content is within the "world" of the movie. Thus billboards, storefronts, posters, apparel, vehicles, weapons, fliers, sponsored product placement, and the interplay between the player and these elements in the game allow for a great degree of virtual advertisement. Examples include billboards advertising for (and product placement of) Bawls energy drink in "", and billboards for Adidas sportswear in "FIFA International Soccer". The principal advantage of product placement in in-games advertising is visibility and notoriety. For advertisers
MTR In-Train TV MTR In-Train TV MTR In-Train TV (), provides Cable TV news and infotainment programmes through LC displays installed on board Hong Kongs' MTR trains. The rates for advertising are 10 seconds for HK$20,000 and the advertising receives over one million views per day. The service was started in 2005 by the Kowloon-Canton Railway Corporation (then-called Newsline Express ()), and at the time installed in every train compartment running on East Rail Line, West Rail Line and Ma On Shan Line. Metro Cammell trains of East Rail Line are equipped with wider LCD TVs (22 inch), while the rest on SP1900