for photos and 20% for illustrations and videos, with exclusive contributors earning between 25% and 45%. In an address to its community entitled "2008: A Year in Review and a Look Ahead″, the firm's CEO mentioned that the company was paying out ‘almost’ $1.1 million per week in royalty payments to contributors. Purchasing and use Each approved image is added to the searchable online database, where it can be found by purchasers. Content is also grouped by collections and searchable via filters such as age, ethnicity and visual dimensions. Files can be downloaded immediately, and used for personal, business or commercial purposes. iStock offers subscription plans to suit varying needs and budgets or offers the opportunity to purchase credit packs for any asset, from any collection. The basic license agreement prohibits some uses, such as logo or trademarks or adult materials, etc. Print runs over 500,000 requires an extended license. Extended licenses are available for purchase to cover needs not met by the basic license agreement. Each license file comes with a $10,000 legal guarantee, protecting users against copyright infringement. It's also possible to purchase an additional Extended Legal Guarantee to increase coverage to $250,000. Products iStock offers two types of collections, Signature and Essential. The Signature collection offers high-quality visuals, exclusive to iStock and The Essential collection offers more affordable non-exclusive visuals. Visuals are grouped by hand-curated sets for ease of search and can be edited using the iStock Editor tool. Ownership of material controversy The 2011 film The Roommate obtained photos from iStockPhoto for its promotional material. One of the photos used as its backdrop was the Christy Administration Building from Southwestern College in Winfield, Kansas. The college administration voiced concern that permission to use the photograph of the building was not properly obtained and is investigating the legality of its use. As of February 8, 2011, no lawsuits have been filed but discussions continue to take place. iStockvideo On July 31, 2006 iStockphoto announced the development of a new branch, iStockvideo, to sell stock video clips in a variety of formats from web-size, through NTSC and PAL up to HDV and HD sizes. iStock currently offers over 8 million video clips. iStockalypse event The iStockalypse was founded in 2005, as an official multi-day iStock photography event offering premium training. It is held several times a year for contributing artists and photographers. Since the first event in Las