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RIM to Announce Second Quarter Fiscal 2011 Results on September 16, 2010

Research In Motion Limited (RIM) (NASDAQ: RIMM)(TSX: RIM) will be reporting results for the second quarter of fiscal 2011 on September 16, 2010 after the close of the market. A conference call and live webcast will be held beginning at 5 pm ET, which can be accessed by dialing 800-814-4859 or by logging on at www.rim.com/investors/events/index.shtml. A replay of the conference call will also be available at approximately 7 pm by dialing 416-640-1917 and entering passcode 4310309#. This replay will be available until midnight ET September 30, 2010.

About Research In Motion (RIM)

Research In Motion is a leading designer, manufacturer and marketer of innovative wireless solutions for the worldwide mobile communications market. Through the development of integrated hardware, software and services that support multiple wireless network standards, RIM provides platforms and solutions for seamless access to time-sensitive information including email, phone, SMS messaging, Internet and intranet-based applications. RIM technology also enables a broad array of third party developers and manufacturers to enhance their products and services with wireless connectivity. RIM's portfolio of award-winning products, services and embedded technologies are used by thousands of organizations around the world and include the BlackBerry® wireless platform, the RIM Wireless Handheld™ product line, software development tools, radio-modems and software/hardware licensing agreements. Founded in 1984 and based in Waterloo, Ontario, RIM operates offices in North America, Europe and Asia Pacific. RIM is listed on the Nasdaq Stock Market (NASDAQ: RIMM) and the Toronto Stock Exchange (TSX: RIM). For more information, visit www.rim.com or www.blackberry.com.

Research In Motion, RIM and BlackBerry are trademarks of Research In Motion Limited. Research In Motion and RIM are registered with the U.S. Patent and Trademark Office and may be pending or registered in other countries. All other brands, products and company names mentioned herein may be trademarks or registered trademarks of their respective holders.