16-19. AREMA Annual Conference & Exposition. Hilton Chicago. Chicago, Ill. Contact: Vickie Fisher. E-mail: vfisher@arema.org . Website:  www.arema.org .

18-21. InnoTrans 2012. Messe Berlin Convention Center. Berlin, Germany. Phone: 732-933-1118. E-mail: mjbalve@globaltradeshow.com . Website:  www.innotrans.com.

22-25. RSI/CMA 2012. Sheraton Chicago Hotel & Towers. Chicago, Ill. Contact: Amanda Patrick. Phone: 202-347-4664. E-mail: patrick@rsiweb.org . Website: www.rsiweb.org .