"Welcome to Superfund" (Special Report, Mar. 6) stated that financial adviser John Valentine has suggested that some wealthy clients allocate 18% to 22% of their portfolios to Superfund for diversification. Mr. Valentine says the figure is 10%. The 18%-to-22% range, he says, represents what he might recommend for investments in all Non-Correlated Asset Classes. In "Rated M for Mad Ave" (Marketing, Feb. 27), we reported that Engage In-Game Advertising, a video game media-buying service, inserted ads on behalf of its client, Subway Restaurants International, into online games via a Net ad server and modified, without permission, Valve Corp.'s video game Counter-Strike. Rather, Engage placed ads through in-game advertising company IGA Worldwide, which settled the dispute with Valve after we went to press. "How the IPO market got its buzz back" (News: Analysis & Commentary, Feb. 27) should have clarified Ian Schrager's relationship with Morgans Hotel Group Co. (MHGC
) Schrager resigned as chairman and CEO in 2005 but will remain a consultant to the company through 2007.