Plans From Larry James, Fillmore Design Group, William Poole, & Rick Garner Designs Now Available NOVATO, Calif., Oct. 19 /PRNewswire-FirstCall/ -- Houseplans, Inc. ("Houseplans"), a wholly-owned subsidiary of International Microcomputer Software, Inc. ("IMSI") (OTC:IMSI) (BULLETIN BOARD: IMSI) and the largest supplier of stock house plans online, announced today agreements with Larry James, Fillmore Design Group, William Poole, and Rick Garner Designs to offer their house plan designs through Houseplans' network of Web sites. The latest addition of designers and their house plans expands Houseplans offerings of exceptional plans created by over 150 leading designers in North America. "By partnering with these designers, we're able to expand the number of popular, high-quality house plans from the best designers in the country. We offer many plans that can't be found anywhere else," says Jeff Spring, Senior Vice President of Houseplans. "We're constantly striving to provide our customers with the finest house plans available." "We are very excited about joining forces with this elite and well-respected group of designers," said Marvin Mauer, President of Houseplans. "As a recognized leader in our segment of the home construction industry, we share a common goal of ensuring that our customers have access to the widest array of exceptional plans possible." About Houseplans, Inc. Houseplans, Inc. (http://www.houseplans.com/), a wholly-owned subsidiary of IMSI(R), is focused on serving the rapidly growing market for the sale of stock house plans online and related home building services. The company's mission is to help customers find and acquire the perfect plan for their dream home by offering the largest selection of quality house plans and providing an experience that exceeds all customer expectations. More information about Houseplans can be found at http://www.houseplans.com/, http://www.houseplanguys.com/, http://www.homeplanfinder.com/, http://www.globalhouseplans.com/, and homeplansuperstore.com. About IMSI Founded in 1982, IMSI has established a tradition of providing the professional and home user with innovative technology and easy-to-use, high-quality products at affordable prices. More information about IMSI can be found at http://www.imsisoft.com/. NOTE: IMSI is a registered trademark of International Microcomputer Software, Inc. All other trademarks are the trademarks or registered trademarks of their respective owners. Safe Harbor Statement This announcement contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, Section 21E of the Securities Exchange Act of 1934, and within the meaning of the Private Securities Litigation Reform Act of 1995. Actual results could differ materially from those projected in the forward-looking statements as a result of various factors including the ability of the company to successfully commercialize its new technologies as well as risk factors set forth under "Factors Affecting Future Operating Results" in the company's annual report on Form 10-KSB for the year ended June 30, 2004, and such other risks detailed from time to time in the company's reports filed with the Securities and Exchange Commission. The company undertakes no obligation to publicly release the result of any revisions to these forward-looking statements, which may be made to reflect events or circumstances after the date hereof or to reflect the occurrence of unanticipated events. DATASOURCE: Houseplans, Inc. CONTACT: Katie Nelson, +1-415-878-4000, or , or investors, Robert O'Callahan, +1-415-878-4012, or , both of International Microcomputer Software, Inc. Web site: http://www.imsisoft.com/ Web site: http://www.houseplans.com/

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